31031770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 70336512

約数和(自身を除く): 39304742

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 191, 211, 382, 385, 422, 770, 955, 1055, 1337, 1477, 1910, 2101, 2110, 2321, 2674, 2954, 4202, 4642, 6685, 7385, 10505, 11605, 13370, 14707, 14770, 16247, 21010, 23210, 29414, 32494, 40301, 73535, 80602, 81235, 147070, 162470, 201505, 282107, 403010, 443311, 564214, 886622, 1410535, 2216555, 2821070, 3103177, 4433110, 6206354, 15515885, 31031770]

約数ペア:

[(1, 31031770), (2, 15515885), (5, 6206354), (7, 4433110), (10, 3103177), (11, 2821070), (14, 2216555), (22, 1410535), (35, 886622), (55, 564214), (70, 443311), (77, 403010), (110, 282107), (154, 201505), (191, 162470), (211, 147070), (382, 81235), (385, 80602), (422, 73535), (770, 40301), (955, 32494), (1055, 29414), (1337, 23210), (1477, 21010), (1910, 16247), (2101, 14770), (2110, 14707), (2321, 13370), (2674, 11605), (2954, 10505), (4202, 7385), (4642, 6685)]