331380731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 385689600

約数和(自身を除く): 54308869

約数列:

[1, 11, 31, 61, 89, 179, 341, 671, 979, 1891, 1969, 2759, 5429, 5549, 10919, 15931, 20801, 30349, 59719, 61039, 120109, 168299, 175241, 338489, 493861, 971791, 1851289, 3723379, 5432471, 10689701, 30125521, 331380731]

約数ペア:

[(1, 331380731), (11, 30125521), (31, 10689701), (61, 5432471), (89, 3723379), (179, 1851289), (341, 971791), (671, 493861), (979, 338489), (1891, 175241), (1969, 168299), (2759, 120109), (5429, 61039), (5549, 59719), (10919, 30349), (15931, 20801)]