197115516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:396

約数の個数: 108

約数和(自身を含む): 545552280

約数和(自身を除く): 348436764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 179, 181, 234, 338, 358, 362, 468, 507, 537, 543, 676, 716, 724, 1014, 1074, 1086, 1521, 1611, 1629, 2028, 2148, 2172, 2327, 2353, 3042, 3222, 3258, 4654, 4706, 6084, 6444, 6516, 6981, 7059, 9308, 9412, 13962, 14118, 20943, 21177, 27924, 28236, 30251, 30589, 32399, 41886, 42354, 60502, 61178, 64798, 83772, 84708, 90753, 91767, 97197, 121004, 122356, 129596, 181506, 183534, 194394, 272259, 275301, 291591, 363012, 367068, 388788, 421187, 544518, 550602, 583182, 842374, 1089036, 1101204, 1166364, 1263561, 1684748, 2527122, 3790683, 5054244, 5475431, 7581366, 10950862, 15162732, 16426293, 21901724, 32852586, 49278879, 65705172, 98557758, 197115516]

約数ペア:

[(1, 197115516), (2, 98557758), (3, 65705172), (4, 49278879), (6, 32852586), (9, 21901724), (12, 16426293), (13, 15162732), (18, 10950862), (26, 7581366), (36, 5475431), (39, 5054244), (52, 3790683), (78, 2527122), (117, 1684748), (156, 1263561), (169, 1166364), (179, 1101204), (181, 1089036), (234, 842374), (338, 583182), (358, 550602), (362, 544518), (468, 421187), (507, 388788), (537, 367068), (543, 363012), (676, 291591), (716, 275301), (724, 272259), (1014, 194394), (1074, 183534), (1086, 181506), (1521, 129596), (1611, 122356), (1629, 121004), (2028, 97197), (2148, 91767), (2172, 90753), (2327, 84708), (2353, 83772), (3042, 64798), (3222, 61178), (3258, 60502), (4654, 42354), (4706, 41886), (6084, 32399), (6444, 30589), (6516, 30251), (6981, 28236), (7059, 27924), (9308, 21177), (9412, 20943), (13962, 14118)]