72685185

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 119024640

約数和(自身を除く): 46339455

約数列:

[1, 3, 5, 15, 71, 139, 213, 355, 417, 491, 695, 1065, 1473, 2085, 2455, 7365, 9869, 29607, 34861, 49345, 68249, 104583, 148035, 174305, 204747, 341245, 522915, 1023735, 4845679, 14537037, 24228395, 72685185]

約数ペア:

[(1, 72685185), (3, 24228395), (5, 14537037), (15, 4845679), (71, 1023735), (139, 522915), (213, 341245), (355, 204747), (417, 174305), (491, 148035), (695, 104583), (1065, 68249), (1473, 49345), (2085, 34861), (2455, 29607), (7365, 9869)]