51990744

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2440

約数の個数: 64

約数和(自身を含む): 142007040

約数和(自身を除く): 90016296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 1704, 1846, 2347, 2769, 3692, 4694, 5538, 7041, 7384, 9388, 11076, 14082, 18776, 22152, 28164, 30511, 56328, 61022, 91533, 122044, 166637, 183066, 244088, 333274, 366132, 499911, 666548, 732264, 999822, 1333096, 1999644, 2166281, 3999288, 4332562, 6498843, 8665124, 12997686, 17330248, 25995372, 51990744]

約数ペア:

[(1, 51990744), (2, 25995372), (3, 17330248), (4, 12997686), (6, 8665124), (8, 6498843), (12, 4332562), (13, 3999288), (24, 2166281), (26, 1999644), (39, 1333096), (52, 999822), (71, 732264), (78, 666548), (104, 499911), (142, 366132), (156, 333274), (213, 244088), (284, 183066), (312, 166637), (426, 122044), (568, 91533), (852, 61022), (923, 56328), (1704, 30511), (1846, 28164), (2347, 22152), (2769, 18776), (3692, 14082), (4694, 11076), (5538, 9388), (7041, 7384)]