42120165

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 70041600

約数和(自身を除く): 27921435

約数列:

[1, 3, 5, 15, 31, 93, 155, 239, 379, 465, 717, 1137, 1195, 1895, 3585, 5685, 7409, 11749, 22227, 35247, 37045, 58745, 90581, 111135, 176235, 271743, 452905, 1358715, 2808011, 8424033, 14040055, 42120165]

約数ペア:

[(1, 42120165), (3, 14040055), (5, 8424033), (15, 2808011), (31, 1358715), (93, 452905), (155, 271743), (239, 176235), (379, 111135), (465, 90581), (717, 58745), (1137, 37045), (1195, 35247), (1895, 22227), (3585, 11749), (5685, 7409)]