1639863145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{1373}}^1\times {\mathrm{8237}}^1$

素因数の和:9644

約数の個数: 16

約数和(自身を含む): 2037422160

約数和(自身を除く): 397559015

約数列:

[1, 5, 29, 145, 1373, 6865, 8237, 39817, 41185, 199085, 238873, 1194365, 11309401, 56547005, 327972629, 1639863145]

約数ペア:

[(1, 1639863145), (5, 327972629), (29, 56547005), (145, 11309401), (1373, 1194365), (6865, 238873), (8237, 199085), (39817, 41185)]