131201672

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{75577}}^1$

素因数の和:75621

約数の個数: 32

約数和(自身を含む): 290219520

約数和(自身を除く): 159017848

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 75577, 151154, 302308, 529039, 604616, 1058078, 2116156, 2342887, 4232312, 4685774, 9371548, 16400209, 18743096, 32800418, 65600836, 131201672]

約数ペア:

[(1, 131201672), (2, 65600836), (4, 32800418), (7, 18743096), (8, 16400209), (14, 9371548), (28, 4685774), (31, 4232312), (56, 2342887), (62, 2116156), (124, 1058078), (217, 604616), (248, 529039), (434, 302308), (868, 151154), (1736, 75577)]