215666312

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{102503}}^1$

素因数の和:102772

約数の個数: 16

約数和(自身を含む): 405915840

約数和(自身を除く): 190249528

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 102503, 205006, 410012, 820024, 26958289, 53916578, 107833156, 215666312]

約数ペア:

[(1, 215666312), (2, 107833156), (4, 53916578), (8, 26958289), (263, 820024), (526, 410012), (1052, 205006), (2104, 102503)]