55571895

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72643}}^1$

素因数の和:72671

約数の個数: 24

約数和(自身を含む): 101992176

約数和(自身を除く): 46420281

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 72643, 217929, 363215, 653787, 1089645, 1234931, 3268935, 3704793, 6174655, 11114379, 18523965, 55571895]

約数ペア:

[(1, 55571895), (3, 18523965), (5, 11114379), (9, 6174655), (15, 3704793), (17, 3268935), (45, 1234931), (51, 1089645), (85, 653787), (153, 363215), (255, 217929), (765, 72643)]