131209832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{9209}}^1$

素因数の和:9365

約数の個数: 32

約数和(自身を含む): 266905800

約数和(自身を除く): 135695968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 3562, 7124, 9209, 14248, 18418, 36836, 73672, 119717, 239434, 478868, 957736, 1261633, 2523266, 5046532, 10093064, 16401229, 32802458, 65604916, 131209832]

約数ペア:

[(1, 131209832), (2, 65604916), (4, 32802458), (8, 16401229), (13, 10093064), (26, 5046532), (52, 2523266), (104, 1261633), (137, 957736), (274, 478868), (548, 239434), (1096, 119717), (1781, 73672), (3562, 36836), (7124, 18418), (9209, 14248)]