79706991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 135297024

約数和(自身を除く): 55590033

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 169, 259, 273, 481, 507, 607, 777, 1183, 1443, 1821, 3367, 3549, 4249, 6253, 7891, 10101, 12747, 18759, 22459, 23673, 43771, 55237, 67377, 102583, 131313, 157213, 165711, 291967, 307749, 471639, 718081, 875901, 2043769, 2154243, 3795571, 6131307, 11386713, 26568997, 79706991]

約数ペア:

[(1, 79706991), (3, 26568997), (7, 11386713), (13, 6131307), (21, 3795571), (37, 2154243), (39, 2043769), (91, 875901), (111, 718081), (169, 471639), (259, 307749), (273, 291967), (481, 165711), (507, 157213), (607, 131313), (777, 102583), (1183, 67377), (1443, 55237), (1821, 43771), (3367, 23673), (3549, 22459), (4249, 18759), (6253, 12747), (7891, 10101)]