74718651

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 123185664

約数和(自身を除く): 48467013

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 113, 161, 259, 339, 483, 777, 791, 851, 1369, 2373, 2553, 2599, 4107, 4181, 5957, 7797, 9583, 12543, 17871, 18193, 28749, 29267, 31487, 54579, 87801, 94461, 96163, 154697, 220409, 288489, 464091, 661227, 673141, 1082879, 2019423, 3248637, 3558031, 10674093, 24906217, 74718651]

約数ペア:

[(1, 74718651), (3, 24906217), (7, 10674093), (21, 3558031), (23, 3248637), (37, 2019423), (69, 1082879), (111, 673141), (113, 661227), (161, 464091), (259, 288489), (339, 220409), (483, 154697), (777, 96163), (791, 94461), (851, 87801), (1369, 54579), (2373, 31487), (2553, 29267), (2599, 28749), (4107, 18193), (4181, 17871), (5957, 12543), (7797, 9583)]