1280521902

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{245593}}^1$

素因数の和:245688

約数の個数: 32

約数和(自身を含む): 2829242880

約数和(自身を除く): 1548720978

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 5214, 245593, 491186, 736779, 1473558, 2701523, 5403046, 8104569, 16209138, 19401847, 38803694, 58205541, 116411082, 213420317, 426840634, 640260951, 1280521902]

約数ペア:

[(1, 1280521902), (2, 640260951), (3, 426840634), (6, 213420317), (11, 116411082), (22, 58205541), (33, 38803694), (66, 19401847), (79, 16209138), (158, 8104569), (237, 5403046), (474, 2701523), (869, 1473558), (1738, 736779), (2607, 491186), (5214, 245593)]