561617130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{18720571}}^1$

素因数の和:18720581

約数の個数: 16

約数和(自身を含む): 1347881184

約数和(自身を除く): 786264054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 18720571, 37441142, 56161713, 93602855, 112323426, 187205710, 280808565, 561617130]

約数ペア:

[(1, 561617130), (2, 280808565), (3, 187205710), (5, 112323426), (6, 93602855), (10, 56161713), (15, 37441142), (30, 18720571)]