40492515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20297}}^1$

素因数の和:20331

約数の個数: 32

約数和(自身を含む): 77944320

約数和(自身を除く): 37451805

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 20297, 60891, 101485, 142079, 304455, 385643, 426237, 710395, 1156929, 1928215, 2131185, 2699501, 5784645, 8098503, 13497505, 40492515]

約数ペア:

[(1, 40492515), (3, 13497505), (5, 8098503), (7, 5784645), (15, 2699501), (19, 2131185), (21, 1928215), (35, 1156929), (57, 710395), (95, 426237), (105, 385643), (133, 304455), (285, 142079), (399, 101485), (665, 60891), (1995, 20297)]