1274361985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{131581}}^1$

素因数の和:131748

約数の個数: 16

約数和(自身を含む): 1657933200

約数和(自身を除く): 383571215

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 131581, 657905, 1710553, 8552765, 19605569, 98027845, 254872397, 1274361985]

約数ペア:

[(1, 1274361985), (5, 254872397), (13, 98027845), (65, 19605569), (149, 8552765), (745, 1710553), (1937, 657905), (9685, 131581)]