71639372

素因数分解:

$2^2\times 7^2\times {\mathrm{365507}}^1$

素因数の和:365525

約数の個数: 18

約数和(自身を含む): 145837692

約数和(自身を除く): 74198320

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 365507, 731014, 1462028, 2558549, 5117098, 10234196, 17909843, 35819686, 71639372]

約数ペア:

[(1, 71639372), (2, 35819686), (4, 17909843), (7, 10234196), (14, 5117098), (28, 2558549), (49, 1462028), (98, 731014), (196, 365507)]