128429652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26557}}^1$

素因数の和:26608

約数の個数: 48

約数和(自身を含む): 333143552

約数和(自身を除く): 204713900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 26557, 53114, 79671, 106228, 159342, 318684, 345241, 690482, 823267, 1035723, 1380964, 1646534, 2071446, 2469801, 3293068, 4142892, 4939602, 9879204, 10702471, 21404942, 32107413, 42809884, 64214826, 128429652]

約数ペア:

[(1, 128429652), (2, 64214826), (3, 42809884), (4, 32107413), (6, 21404942), (12, 10702471), (13, 9879204), (26, 4939602), (31, 4142892), (39, 3293068), (52, 2469801), (62, 2071446), (78, 1646534), (93, 1380964), (124, 1035723), (156, 823267), (186, 690482), (372, 345241), (403, 318684), (806, 159342), (1209, 106228), (1612, 79671), (2418, 53114), (4836, 26557)]