153889393

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 178792960

約数和(自身を除く): 24903567

約数列:

[1, 7, 79, 421, 553, 661, 2947, 4627, 33259, 52219, 232813, 278281, 365533, 1947967, 21984199, 153889393]

約数ペア:

[(1, 153889393), (7, 21984199), (79, 1947967), (421, 365533), (553, 278281), (661, 232813), (2947, 52219), (4627, 33259)]