260794079

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2351}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 341397504

約数和(自身を除く): 80603425

約数列:

[1, 7, 13, 23, 53, 91, 161, 299, 371, 689, 1219, 2093, 2351, 4823, 8533, 15847, 16457, 30563, 54073, 110929, 124603, 213941, 378511, 702949, 872221, 1619839, 2865869, 4920643, 11338873, 20061083, 37256297, 260794079]

約数ペア:

[(1, 260794079), (7, 37256297), (13, 20061083), (23, 11338873), (53, 4920643), (91, 2865869), (161, 1619839), (299, 872221), (371, 702949), (689, 378511), (1219, 213941), (2093, 124603), (2351, 110929), (4823, 54073), (8533, 30563), (15847, 16457)]