64692015

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{42701}}^1$

素因数の和:42810

約数の個数: 16

約数和(自身を含む): 104534496

約数和(自身を除く): 39842481

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 42701, 128103, 213505, 640515, 4312801, 12938403, 21564005, 64692015]

約数ペア:

[(1, 64692015), (3, 21564005), (5, 12938403), (15, 4312801), (101, 640515), (303, 213505), (505, 128103), (1515, 42701)]