30903509

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 38719872

約数和(自身を除く): 7816363

約数列:

[1, 7, 13, 91, 151, 169, 173, 1057, 1183, 1211, 1963, 2249, 13741, 15743, 25519, 26123, 29237, 178633, 182861, 204659, 339599, 2377193, 4414787, 30903509]

約数ペア:

[(1, 30903509), (7, 4414787), (13, 2377193), (91, 339599), (151, 204659), (169, 182861), (173, 178633), (1057, 29237), (1183, 26123), (1211, 25519), (1963, 15743), (2249, 13741)]