40897065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 72410112

約数和(自身を除く): 31513047

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2343, 3491, 3905, 10473, 11715, 17455, 38401, 52365, 115203, 192005, 247861, 576015, 743583, 1239305, 2726471, 3717915, 8179413, 13632355, 40897065]

約数ペア:

[(1, 40897065), (3, 13632355), (5, 8179413), (11, 3717915), (15, 2726471), (33, 1239305), (55, 743583), (71, 576015), (165, 247861), (213, 192005), (355, 115203), (781, 52365), (1065, 38401), (2343, 17455), (3491, 11715), (3905, 10473)]