131448556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 253919232

約数和(自身を除く): 122470676

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 127, 254, 491, 508, 527, 982, 1054, 1964, 2108, 2159, 3937, 4318, 7874, 8347, 8636, 15221, 15748, 16694, 30442, 33388, 60884, 62357, 66929, 124714, 133858, 249428, 258757, 267716, 517514, 1035028, 1060069, 1933067, 2120138, 3866134, 4240276, 7732268, 32862139, 65724278, 131448556]

約数ペア:

[(1, 131448556), (2, 65724278), (4, 32862139), (17, 7732268), (31, 4240276), (34, 3866134), (62, 2120138), (68, 1933067), (124, 1060069), (127, 1035028), (254, 517514), (491, 267716), (508, 258757), (527, 249428), (982, 133858), (1054, 124714), (1964, 66929), (2108, 62357), (2159, 60884), (3937, 33388), (4318, 30442), (7874, 16694), (8347, 15748), (8636, 15221)]