84781822212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{771389}}^1$

素因数の和:771513

約数の個数: 72

約数和(自身を含む): 222382480320

約数和(自身を除く): 137600658108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1548, 2556, 3053, 6106, 9159, 12212, 18318, 27477, 36636, 54954, 109908, 771389, 1542778, 2314167, 3085556, 4628334, 6942501, 9256668, 13885002, 27770004, 33169727, 54768619, 66339454, 99509181, 109537238, 132678908, 164305857, 199018362, 219074476, 298527543, 328611714, 398036724, 492917571, 597055086, 657223428, 985835142, 1194110172, 1971670284, 2355050617, 4710101234, 7065151851, 9420202468, 14130303702, 21195455553, 28260607404, 42390911106, 84781822212]

約数ペア:

[(1, 84781822212), (2, 42390911106), (3, 28260607404), (4, 21195455553), (6, 14130303702), (9, 9420202468), (12, 7065151851), (18, 4710101234), (36, 2355050617), (43, 1971670284), (71, 1194110172), (86, 985835142), (129, 657223428), (142, 597055086), (172, 492917571), (213, 398036724), (258, 328611714), (284, 298527543), (387, 219074476), (426, 199018362), (516, 164305857), (639, 132678908), (774, 109537238), (852, 99509181), (1278, 66339454), (1548, 54768619), (2556, 33169727), (3053, 27770004), (6106, 13885002), (9159, 9256668), (12212, 6942501), (18318, 4628334), (27477, 3085556), (36636, 2314167), (54954, 1542778), (109908, 771389)]