15051205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 21065184

約数和(自身を除く): 6013979

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 257, 265, 689, 901, 1105, 1285, 3341, 3445, 4369, 4505, 11713, 13621, 16705, 21845, 56797, 58565, 68105, 177073, 231557, 283985, 885365, 1157785, 3010241, 15051205]

約数ペア:

[(1, 15051205), (5, 3010241), (13, 1157785), (17, 885365), (53, 283985), (65, 231557), (85, 177073), (221, 68105), (257, 58565), (265, 56797), (689, 21845), (901, 16705), (1105, 13621), (1285, 11713), (3341, 4505), (3445, 4369)]