31231567444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1427}}^1\times {\mathrm{71059}}^1$

素因数の和:72508

約数の個数: 48

約数和(自身を含む): 68190312960

約数和(自身を除く): 36958745516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1427, 2854, 5708, 9989, 15697, 19978, 31394, 39956, 62788, 71059, 109879, 142118, 219758, 284236, 439516, 497413, 781649, 994826, 1563298, 1989652, 3126596, 5471543, 10943086, 21886172, 101401193, 202802386, 405604772, 709808351, 1115413123, 1419616702, 2230826246, 2839233404, 4461652492, 7807891861, 15615783722, 31231567444]

約数ペア:

[(1, 31231567444), (2, 15615783722), (4, 7807891861), (7, 4461652492), (11, 2839233404), (14, 2230826246), (22, 1419616702), (28, 1115413123), (44, 709808351), (77, 405604772), (154, 202802386), (308, 101401193), (1427, 21886172), (2854, 10943086), (5708, 5471543), (9989, 3126596), (15697, 1989652), (19978, 1563298), (31394, 994826), (39956, 781649), (62788, 497413), (71059, 439516), (109879, 284236), (142118, 219758)]