81452145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2671}}^1$

素因数の和:2805

約数の個数: 32

約数和(自身を含む): 138516480

約数和(自身を除く): 57064335

約数列:

[1, 3, 5, 15, 19, 57, 95, 107, 285, 321, 535, 1605, 2033, 2671, 6099, 8013, 10165, 13355, 30495, 40065, 50749, 152247, 253745, 285797, 761235, 857391, 1428985, 4286955, 5430143, 16290429, 27150715, 81452145]

約数ペア:

[(1, 81452145), (3, 27150715), (5, 16290429), (15, 5430143), (19, 4286955), (57, 1428985), (95, 857391), (107, 761235), (285, 285797), (321, 253745), (535, 152247), (1605, 50749), (2033, 40065), (2671, 30495), (6099, 13355), (8013, 10165)]