1257387033

素因数分解:

$3^1\times 7^1\times {\mathrm{12907}}^1\times {\mathrm{4639}}^1$

素因数の和:17556

約数の個数: 16

約数和(自身を含む): 1916579840

約数和(自身を除く): 659192807

約数列:

[1, 3, 7, 21, 4639, 12907, 13917, 32473, 38721, 90349, 97419, 271047, 59875573, 179626719, 419129011, 1257387033]

約数ペア:

[(1, 1257387033), (3, 419129011), (7, 179626719), (21, 59875573), (4639, 271047), (12907, 97419), (13917, 90349), (32473, 38721)]