213441745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 287017344

約数和(自身を除く): 73575599

約数列:

[1, 5, 11, 55, 61, 113, 305, 563, 565, 671, 1243, 2815, 3355, 6193, 6215, 6893, 30965, 34343, 34465, 63619, 75823, 171715, 318095, 377773, 379115, 699809, 1888865, 3499045, 3880759, 19403795, 42688349, 213441745]

約数ペア:

[(1, 213441745), (5, 42688349), (11, 19403795), (55, 3880759), (61, 3499045), (113, 1888865), (305, 699809), (563, 379115), (565, 377773), (671, 318095), (1243, 171715), (2815, 75823), (3355, 63619), (6193, 34465), (6215, 34343), (6893, 30965)]