1975059219

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{90173}}^1$

素因数の和:90339

約数の個数: 24

約数和(自身を含む): 3083950800

約数和(自身を除く): 1108891581

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 3129, 7301, 21903, 90173, 270519, 631211, 1893633, 4418477, 13255431, 13435777, 40307331, 94050439, 282151317, 658353073, 1975059219]

約数ペア:

[(1, 1975059219), (3, 658353073), (7, 282151317), (21, 94050439), (49, 40307331), (147, 13435777), (149, 13255431), (447, 4418477), (1043, 1893633), (3129, 631211), (7301, 270519), (21903, 90173)]