31471830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:790

約数の個数: 96

約数和(自身を含む): 90627264

約数和(自身を除く): 59155434

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 185, 195, 222, 234, 333, 370, 390, 481, 555, 585, 666, 727, 962, 1110, 1170, 1443, 1454, 1665, 2181, 2405, 2886, 3330, 3635, 4329, 4362, 4810, 6543, 7215, 7270, 8658, 9451, 10905, 13086, 14430, 18902, 21645, 21810, 26899, 28353, 32715, 43290, 47255, 53798, 56706, 65430, 80697, 85059, 94510, 134495, 141765, 161394, 170118, 242091, 268990, 283530, 349687, 403485, 425295, 484182, 699374, 806970, 850590, 1049061, 1210455, 1748435, 2098122, 2420910, 3147183, 3496870, 5245305, 6294366, 10490610, 15735915, 31471830]

約数ペア:

[(1, 31471830), (2, 15735915), (3, 10490610), (5, 6294366), (6, 5245305), (9, 3496870), (10, 3147183), (13, 2420910), (15, 2098122), (18, 1748435), (26, 1210455), (30, 1049061), (37, 850590), (39, 806970), (45, 699374), (65, 484182), (74, 425295), (78, 403485), (90, 349687), (111, 283530), (117, 268990), (130, 242091), (185, 170118), (195, 161394), (222, 141765), (234, 134495), (333, 94510), (370, 85059), (390, 80697), (481, 65430), (555, 56706), (585, 53798), (666, 47255), (727, 43290), (962, 32715), (1110, 28353), (1170, 26899), (1443, 21810), (1454, 21645), (1665, 18902), (2181, 14430), (2405, 13086), (2886, 10905), (3330, 9451), (3635, 8658), (4329, 7270), (4362, 7215), (4810, 6543)]