258130548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 731867136

約数和(自身を除く): 473736588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 101, 117, 127, 129, 156, 172, 202, 234, 254, 258, 303, 381, 387, 404, 468, 508, 516, 559, 606, 762, 774, 909, 1118, 1143, 1212, 1313, 1524, 1548, 1651, 1677, 1818, 2236, 2286, 2626, 3302, 3354, 3636, 3939, 4343, 4572, 4953, 5031, 5252, 5461, 6604, 6708, 7878, 8686, 9906, 10062, 10922, 11817, 12827, 13029, 14859, 15756, 16383, 17372, 19812, 20124, 21844, 23634, 25654, 26058, 29718, 32766, 38481, 39087, 47268, 49149, 51308, 52116, 56459, 59436, 65532, 70993, 76962, 78174, 98298, 112918, 115443, 141986, 153924, 156348, 166751, 169377, 196596, 212979, 225836, 230886, 283972, 333502, 338754, 425958, 461772, 500253, 508131, 551561, 638937, 667004, 677508, 851916, 1000506, 1016262, 1103122, 1277874, 1500759, 1654683, 2001012, 2032524, 2206244, 2555748, 3001518, 3309366, 4964049, 6003036, 6618732, 7170293, 9928098, 14340586, 19856196, 21510879, 28681172, 43021758, 64532637, 86043516, 129065274, 258130548]

約数ペア:

[(1, 258130548), (2, 129065274), (3, 86043516), (4, 64532637), (6, 43021758), (9, 28681172), (12, 21510879), (13, 19856196), (18, 14340586), (26, 9928098), (36, 7170293), (39, 6618732), (43, 6003036), (52, 4964049), (78, 3309366), (86, 3001518), (101, 2555748), (117, 2206244), (127, 2032524), (129, 2001012), (156, 1654683), (172, 1500759), (202, 1277874), (234, 1103122), (254, 1016262), (258, 1000506), (303, 851916), (381, 677508), (387, 667004), (404, 638937), (468, 551561), (508, 508131), (516, 500253), (559, 461772), (606, 425958), (762, 338754), (774, 333502), (909, 283972), (1118, 230886), (1143, 225836), (1212, 212979), (1313, 196596), (1524, 169377), (1548, 166751), (1651, 156348), (1677, 153924), (1818, 141986), (2236, 115443), (2286, 112918), (2626, 98298), (3302, 78174), (3354, 76962), (3636, 70993), (3939, 65532), (4343, 59436), (4572, 56459), (4953, 52116), (5031, 51308), (5252, 49149), (5461, 47268), (6604, 39087), (6708, 38481), (7878, 32766), (8686, 29718), (9906, 26058), (10062, 25654), (10922, 23634), (11817, 21844), (12827, 20124), (13029, 19812), (14859, 17372), (15756, 16383)]