663642312

素因数分解:

$2^3\times 3^1\times {\mathrm{1381}}^1\times {\mathrm{20023}}^1$

素因数の和:21413

約数の個数: 32

約数和(自身を含む): 1660390080

約数和(自身を除く): 996747768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1381, 2762, 4143, 5524, 8286, 11048, 16572, 20023, 33144, 40046, 60069, 80092, 120138, 160184, 240276, 480552, 27651763, 55303526, 82955289, 110607052, 165910578, 221214104, 331821156, 663642312]

約数ペア:

[(1, 663642312), (2, 331821156), (3, 221214104), (4, 165910578), (6, 110607052), (8, 82955289), (12, 55303526), (24, 27651763), (1381, 480552), (2762, 240276), (4143, 160184), (5524, 120138), (8286, 80092), (11048, 60069), (16572, 40046), (20023, 33144)]