9961016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 21474600

約数和(自身を除く): 11513584

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 71, 76, 104, 142, 152, 247, 284, 494, 568, 923, 988, 1349, 1846, 1976, 2698, 3692, 5041, 5396, 7384, 10082, 10792, 17537, 20164, 35074, 40328, 65533, 70148, 95779, 131066, 140296, 191558, 262132, 383116, 524264, 766232, 1245127, 2490254, 4980508, 9961016]

約数ペア:

[(1, 9961016), (2, 4980508), (4, 2490254), (8, 1245127), (13, 766232), (19, 524264), (26, 383116), (38, 262132), (52, 191558), (71, 140296), (76, 131066), (104, 95779), (142, 70148), (152, 65533), (247, 40328), (284, 35074), (494, 20164), (568, 17537), (923, 10792), (988, 10082), (1349, 7384), (1846, 5396), (1976, 5041), (2698, 3692)]