76781601

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 60

約数和(自身を含む): 127543680

約数和(自身を除く): 50762079

約数列:

[1, 3, 9, 13, 27, 39, 71, 79, 81, 117, 169, 213, 237, 351, 507, 639, 711, 923, 1027, 1053, 1521, 1917, 2133, 2769, 3081, 4563, 5609, 5751, 6399, 8307, 9243, 11999, 13351, 13689, 16827, 24921, 27729, 35997, 40053, 50481, 72917, 74763, 83187, 107991, 120159, 151443, 218751, 323973, 360477, 454329, 656253, 947921, 971919, 1081431, 1968759, 2843763, 5906277, 8531289, 25593867, 76781601]

約数ペア:

[(1, 76781601), (3, 25593867), (9, 8531289), (13, 5906277), (27, 2843763), (39, 1968759), (71, 1081431), (79, 971919), (81, 947921), (117, 656253), (169, 454329), (213, 360477), (237, 323973), (351, 218751), (507, 151443), (639, 120159), (711, 107991), (923, 83187), (1027, 74763), (1053, 72917), (1521, 50481), (1917, 40053), (2133, 35997), (2769, 27729), (3081, 24921), (4563, 16827), (5609, 13689), (5751, 13351), (6399, 11999), (8307, 9243)]