1851289

素因数分解:

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

素因数の和:192

約数の個数: 16

約数和(自身を含む): 2142720

約数和(自身を除く): 291431

約数列:

[1, 11, 31, 61, 89, 341, 671, 979, 1891, 2759, 5429, 20801, 30349, 59719, 168299, 1851289]

約数ペア:

[(1, 1851289), (11, 168299), (31, 59719), (61, 30349), (89, 20801), (341, 5429), (671, 2759), (979, 1891)]