89617913

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7229}}^1$

素因数の和:7277

約数の個数: 24

約数和(自身を含む): 118687680

約数和(自身を除く): 29069767

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 7229, 12397, 50603, 79519, 166267, 354221, 556633, 1163869, 1828937, 3896431, 8147083, 12802559, 89617913]

約数ペア:

[(1, 89617913), (7, 12802559), (11, 8147083), (23, 3896431), (49, 1828937), (77, 1163869), (161, 556633), (253, 354221), (539, 166267), (1127, 79519), (1771, 50603), (7229, 12397)]