71389156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 137320960

約数和(自身を除く): 65931804

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 157, 193, 314, 386, 589, 628, 772, 1178, 2356, 2983, 3667, 4867, 5966, 5983, 7334, 9734, 11932, 11966, 14668, 19468, 23932, 30301, 60602, 92473, 113677, 121204, 184946, 227354, 369892, 454708, 575719, 939331, 1151438, 1878662, 2302876, 3757324, 17847289, 35694578, 71389156]

約数ペア:

[(1, 71389156), (2, 35694578), (4, 17847289), (19, 3757324), (31, 2302876), (38, 1878662), (62, 1151438), (76, 939331), (124, 575719), (157, 454708), (193, 369892), (314, 227354), (386, 184946), (589, 121204), (628, 113677), (772, 92473), (1178, 60602), (2356, 30301), (2983, 23932), (3667, 19468), (4867, 14668), (5966, 11966), (5983, 11932), (7334, 9734)]