172942015

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1602

約数の個数: 16

約数和(自身を含む): 211504320

約数和(自身を除く): 38562305

約数列:

[1, 5, 61, 305, 617, 919, 3085, 4595, 37637, 56059, 188185, 280295, 567023, 2835115, 34588403, 172942015]

約数ペア:

[(1, 172942015), (5, 34588403), (61, 2835115), (305, 567023), (617, 280295), (919, 188185), (3085, 56059), (4595, 37637)]