72915087

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{3329}}^1$

素因数の和:3495

約数の個数: 24

約数和(自身を含む): 113886000

約数和(自身を除く): 40970913

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 3129, 3329, 7301, 9987, 21903, 23303, 69909, 163121, 489363, 496021, 1488063, 3472147, 10416441, 24305029, 72915087]

約数ペア:

[(1, 72915087), (3, 24305029), (7, 10416441), (21, 3472147), (49, 1488063), (147, 496021), (149, 489363), (447, 163121), (1043, 69909), (3129, 23303), (3329, 21903), (7301, 9987)]