201481357

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3923}}^1$

素因数の和:3993

約数の個数: 32

約数和(自身を含む): 271226880

約数和(自身を除く): 69745523

約数列:

[1, 7, 11, 23, 29, 77, 161, 203, 253, 319, 667, 1771, 2233, 3923, 4669, 7337, 27461, 43153, 51359, 90229, 113767, 302071, 631603, 796369, 992519, 1251437, 2616641, 6947633, 8760059, 18316487, 28783051, 201481357]

約数ペア:

[(1, 201481357), (7, 28783051), (11, 18316487), (23, 8760059), (29, 6947633), (77, 2616641), (161, 1251437), (203, 992519), (253, 796369), (319, 631603), (667, 302071), (1771, 113767), (2233, 90229), (3923, 51359), (4669, 43153), (7337, 27461)]