985764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1554396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 89, 142, 156, 178, 213, 267, 284, 356, 426, 534, 852, 923, 1068, 1157, 1846, 2314, 2769, 3471, 3692, 4628, 5538, 6319, 6942, 11076, 12638, 13884, 18957, 25276, 37914, 75828, 82147, 164294, 246441, 328588, 492882, 985764]

約数ペア:

[(1, 985764), (2, 492882), (3, 328588), (4, 246441), (6, 164294), (12, 82147), (13, 75828), (26, 37914), (39, 25276), (52, 18957), (71, 13884), (78, 12638), (89, 11076), (142, 6942), (156, 6319), (178, 5538), (213, 4628), (267, 3692), (284, 3471), (356, 2769), (426, 2314), (534, 1846), (852, 1157), (923, 1068)]