30990778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{170279}}^1$

素因数の和:170301

約数の個数: 16

約数和(自身を含む): 57214080

約数和(自身を除く): 26223302

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 170279, 340558, 1191953, 2213627, 2383906, 4427254, 15495389, 30990778]

約数ペア:

[(1, 30990778), (2, 15495389), (7, 4427254), (13, 2383906), (14, 2213627), (26, 1191953), (91, 340558), (182, 170279)]