201528047

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 263347200

約数和(自身を除く): 61819153

約数列:

[1, 7, 17, 23, 29, 119, 161, 203, 391, 493, 667, 2539, 2737, 3451, 4669, 11339, 17773, 43163, 58397, 73631, 79373, 302141, 408779, 515417, 992749, 1251727, 1693513, 6949243, 8762089, 11854591, 28789721, 201528047]

約数ペア:

[(1, 201528047), (7, 28789721), (17, 11854591), (23, 8762089), (29, 6949243), (119, 1693513), (161, 1251727), (203, 992749), (391, 515417), (493, 408779), (667, 302141), (2539, 79373), (2737, 73631), (3451, 58397), (4669, 43163), (11339, 17773)]