87478461

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 158070528

約数和(自身を除く): 70592067

約数列:

[1, 3, 7, 9, 21, 27, 41, 53, 63, 71, 81, 123, 159, 189, 213, 287, 369, 371, 477, 497, 567, 639, 861, 1107, 1113, 1431, 1491, 1917, 2173, 2583, 2911, 3321, 3339, 3763, 4293, 4473, 5751, 6519, 7749, 8733, 10017, 11289, 13419, 15211, 19557, 20377, 23247, 26199, 26341, 30051, 33867, 40257, 45633, 58671, 61131, 78597, 79023, 101601, 136899, 154283, 176013, 183393, 235791, 237069, 304803, 410697, 462849, 550179, 711207, 1079981, 1232091, 1388547, 1650537, 2133621, 3239943, 4165641, 9719829, 12496923, 29159487, 87478461]

約数ペア:

[(1, 87478461), (3, 29159487), (7, 12496923), (9, 9719829), (21, 4165641), (27, 3239943), (41, 2133621), (53, 1650537), (63, 1388547), (71, 1232091), (81, 1079981), (123, 711207), (159, 550179), (189, 462849), (213, 410697), (287, 304803), (369, 237069), (371, 235791), (477, 183393), (497, 176013), (567, 154283), (639, 136899), (861, 101601), (1107, 79023), (1113, 78597), (1431, 61131), (1491, 58671), (1917, 45633), (2173, 40257), (2583, 33867), (2911, 30051), (3321, 26341), (3339, 26199), (3763, 23247), (4293, 20377), (4473, 19557), (5751, 15211), (6519, 13419), (7749, 11289), (8733, 10017)]