1273015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 1622016

約数和(自身を除く): 349001

約数列:

[1, 5, 31, 43, 155, 191, 215, 955, 1333, 5921, 6665, 8213, 29605, 41065, 254603, 1273015]

約数ペア:

[(1, 1273015), (5, 254603), (31, 41065), (43, 29605), (155, 8213), (191, 6665), (215, 5921), (955, 1333)]