66728895

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{143503}}^1$

素因数の和:143542

約数の個数: 16

約数和(自身を含む): 110211072

約数和(自身を除く): 43482177

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 143503, 430509, 717515, 2152545, 4448593, 13345779, 22242965, 66728895]

約数ペア:

[(1, 66728895), (3, 22242965), (5, 13345779), (15, 4448593), (31, 2152545), (93, 717515), (155, 430509), (465, 143503)]