8978216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 18295200

約数和(自身を除く): 9316984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 659, 1048, 1318, 1703, 2636, 3406, 5272, 6812, 8567, 13624, 17134, 34268, 68536, 86329, 172658, 345316, 690632, 1122277, 2244554, 4489108, 8978216]

約数ペア:

[(1, 8978216), (2, 4489108), (4, 2244554), (8, 1122277), (13, 690632), (26, 345316), (52, 172658), (104, 86329), (131, 68536), (262, 34268), (524, 17134), (659, 13624), (1048, 8567), (1318, 6812), (1703, 5272), (2636, 3406)]