31130658

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 73153080

約数和(自身を除く): 42022422

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 173, 234, 346, 519, 769, 1038, 1538, 1557, 2249, 2307, 3114, 4498, 4614, 6747, 6921, 9997, 13494, 13842, 19994, 20241, 29991, 40482, 59982, 89973, 133037, 179946, 266074, 399111, 798222, 1197333, 1729481, 2394666, 3458962, 5188443, 10376886, 15565329, 31130658]

約数ペア:

[(1, 31130658), (2, 15565329), (3, 10376886), (6, 5188443), (9, 3458962), (13, 2394666), (18, 1729481), (26, 1197333), (39, 798222), (78, 399111), (117, 266074), (173, 179946), (234, 133037), (346, 89973), (519, 59982), (769, 40482), (1038, 29991), (1538, 20241), (1557, 19994), (2249, 13842), (2307, 13494), (3114, 9997), (4498, 6921), (4614, 6747)]