223519921

素因数分解:

${\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 236556288

約数和(自身を除く): 13036367

約数列:

[1, 47, 53, 61, 1471, 2491, 2867, 3233, 69137, 77963, 89731, 151951, 3664261, 4217357, 4755743, 223519921]

約数ペア:

[(1, 223519921), (47, 4755743), (53, 4217357), (61, 3664261), (1471, 151951), (2491, 89731), (2867, 77963), (3233, 69137)]