1216173897

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 1901128320

約数和(自身を除く): 684954423

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 311, 419, 549, 933, 1037, 1257, 2799, 3111, 3771, 5287, 7123, 9333, 15861, 18971, 21369, 25559, 47583, 56913, 64107, 76677, 130309, 170739, 230031, 322507, 390927, 434503, 967521, 1172781, 1303509, 2215253, 2902563, 3910527, 6645759, 7948849, 19937277, 23846547, 71539641, 135130433, 405391299, 1216173897]

約数ペア:

[(1, 1216173897), (3, 405391299), (9, 135130433), (17, 71539641), (51, 23846547), (61, 19937277), (153, 7948849), (183, 6645759), (311, 3910527), (419, 2902563), (549, 2215253), (933, 1303509), (1037, 1172781), (1257, 967521), (2799, 434503), (3111, 390927), (3771, 322507), (5287, 230031), (7123, 170739), (9333, 130309), (15861, 76677), (18971, 64107), (21369, 56913), (25559, 47583)]