161787078

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{761}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 374538240

約数和(自身を除く): 212751162

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 127, 186, 254, 279, 381, 558, 761, 762, 837, 1143, 1522, 1674, 2283, 2286, 3429, 3937, 4566, 6849, 6858, 7874, 11811, 13698, 20547, 23591, 23622, 35433, 41094, 47182, 70773, 70866, 96647, 106299, 141546, 193294, 212319, 212598, 289941, 424638, 579882, 636957, 869823, 1273914, 1739646, 2609469, 2996057, 5218938, 5992114, 8988171, 17976342, 26964513, 53929026, 80893539, 161787078]

約数ペア:

[(1, 161787078), (2, 80893539), (3, 53929026), (6, 26964513), (9, 17976342), (18, 8988171), (27, 5992114), (31, 5218938), (54, 2996057), (62, 2609469), (93, 1739646), (127, 1273914), (186, 869823), (254, 636957), (279, 579882), (381, 424638), (558, 289941), (761, 212598), (762, 212319), (837, 193294), (1143, 141546), (1522, 106299), (1674, 96647), (2283, 70866), (2286, 70773), (3429, 47182), (3937, 41094), (4566, 35433), (6849, 23622), (6858, 23591), (7874, 20547), (11811, 13698)]