213609816

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 678637440

約数和(自身を除く): 465027624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 191, 196, 252, 294, 317, 382, 392, 441, 504, 573, 588, 634, 764, 882, 951, 1146, 1176, 1268, 1337, 1528, 1719, 1764, 1902, 2219, 2292, 2536, 2674, 2853, 3438, 3528, 3804, 4011, 4438, 4584, 5348, 5706, 6657, 6876, 7608, 8022, 8876, 9359, 10696, 11412, 12033, 13314, 13752, 15533, 16044, 17752, 18718, 19971, 22824, 24066, 26628, 28077, 31066, 32088, 37436, 39942, 46599, 48132, 53256, 56154, 60547, 62132, 74872, 79884, 84231, 93198, 96264, 112308, 121094, 124264, 139797, 159768, 168462, 181641, 186396, 224616, 242188, 279594, 336924, 363282, 372792, 423829, 484376, 544923, 559188, 673848, 726564, 847658, 1089846, 1118376, 1271487, 1453128, 1695316, 2179692, 2542974, 2966803, 3390632, 3814461, 4359384, 5085948, 5933606, 7628922, 8900409, 10171896, 11867212, 15257844, 17800818, 23734424, 26701227, 30515688, 35601636, 53402454, 71203272, 106804908, 213609816]

約数ペア:

[(1, 213609816), (2, 106804908), (3, 71203272), (4, 53402454), (6, 35601636), (7, 30515688), (8, 26701227), (9, 23734424), (12, 17800818), (14, 15257844), (18, 11867212), (21, 10171896), (24, 8900409), (28, 7628922), (36, 5933606), (42, 5085948), (49, 4359384), (56, 3814461), (63, 3390632), (72, 2966803), (84, 2542974), (98, 2179692), (126, 1695316), (147, 1453128), (168, 1271487), (191, 1118376), (196, 1089846), (252, 847658), (294, 726564), (317, 673848), (382, 559188), (392, 544923), (441, 484376), (504, 423829), (573, 372792), (588, 363282), (634, 336924), (764, 279594), (882, 242188), (951, 224616), (1146, 186396), (1176, 181641), (1268, 168462), (1337, 159768), (1528, 139797), (1719, 124264), (1764, 121094), (1902, 112308), (2219, 96264), (2292, 93198), (2536, 84231), (2674, 79884), (2853, 74872), (3438, 62132), (3528, 60547), (3804, 56154), (4011, 53256), (4438, 48132), (4584, 46599), (5348, 39942), (5706, 37436), (6657, 32088), (6876, 31066), (7608, 28077), (8022, 26628), (8876, 24066), (9359, 22824), (10696, 19971), (11412, 18718), (12033, 17752), (13314, 16044), (13752, 15533)]