72617779

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 82639872

約数和(自身を除く): 10022093

約数列:

[1, 13, 31, 83, 167, 169, 403, 1079, 2171, 2573, 5177, 5239, 13861, 14027, 28223, 33449, 67301, 180193, 429691, 434837, 874913, 2342509, 5585983, 72617779]

約数ペア:

[(1, 72617779), (13, 5585983), (31, 2342509), (83, 874913), (167, 434837), (169, 429691), (403, 180193), (1079, 67301), (2171, 33449), (2573, 28223), (5177, 14027), (5239, 13861)]