47973848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 100699200

約数和(自身を除く): 52725352

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 73, 89, 104, 142, 146, 178, 284, 292, 356, 568, 584, 712, 923, 949, 1157, 1846, 1898, 2314, 3692, 3796, 4628, 5183, 6319, 6497, 7384, 7592, 9256, 10366, 12638, 12994, 20732, 25276, 25988, 41464, 50552, 51976, 67379, 82147, 84461, 134758, 164294, 168922, 269516, 328588, 337844, 461287, 539032, 657176, 675688, 922574, 1845148, 3690296, 5996731, 11993462, 23986924, 47973848]

約数ペア:

[(1, 47973848), (2, 23986924), (4, 11993462), (8, 5996731), (13, 3690296), (26, 1845148), (52, 922574), (71, 675688), (73, 657176), (89, 539032), (104, 461287), (142, 337844), (146, 328588), (178, 269516), (284, 168922), (292, 164294), (356, 134758), (568, 84461), (584, 82147), (712, 67379), (923, 51976), (949, 50552), (1157, 41464), (1846, 25988), (1898, 25276), (2314, 20732), (3692, 12994), (3796, 12638), (4628, 10366), (5183, 9256), (6319, 7592), (6497, 7384)]