156939965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2633}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 233646336

約数和(自身を除く): 76706371

約数列:

[1, 5, 7, 13, 35, 65, 91, 131, 455, 655, 917, 1703, 2633, 4585, 8515, 11921, 13165, 18431, 34229, 59605, 92155, 171145, 239603, 344923, 1198015, 1724615, 2414461, 4483999, 12072305, 22419995, 31387993, 156939965]

約数ペア:

[(1, 156939965), (5, 31387993), (7, 22419995), (13, 12072305), (35, 4483999), (65, 2414461), (91, 1724615), (131, 1198015), (455, 344923), (655, 239603), (917, 171145), (1703, 92155), (2633, 59605), (4585, 34229), (8515, 18431), (11921, 13165)]