78804532821

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1\times {\mathrm{80929}}^1$

素因数の和:81549

約数の個数: 32

約数和(自身を含む): 121666924800

約数和(自身を除く): 42862391979

約数列:

[1, 3, 7, 21, 89, 267, 521, 623, 1563, 1869, 3647, 10941, 46369, 80929, 139107, 242787, 324583, 566503, 973749, 1699509, 7202681, 21608043, 42164009, 50418767, 126492027, 151256301, 295148063, 885444189, 3752596801, 11257790403, 26268177607, 78804532821]

約数ペア:

[(1, 78804532821), (3, 26268177607), (7, 11257790403), (21, 3752596801), (89, 885444189), (267, 295148063), (521, 151256301), (623, 126492027), (1563, 50418767), (1869, 42164009), (3647, 21608043), (10941, 7202681), (46369, 1699509), (80929, 973749), (139107, 566503), (242787, 324583)]