247482657

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{21601}}^1$

素因数の和:21693

約数の個数: 24

約数和(自身を含む): 381923360

約数和(自身を除く): 134440703

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 3819, 11457, 21601, 64803, 194409, 410419, 1231257, 1447267, 3693771, 4341801, 13025403, 27498073, 82494219, 247482657]

約数ペア:

[(1, 247482657), (3, 82494219), (9, 27498073), (19, 13025403), (57, 4341801), (67, 3693771), (171, 1447267), (201, 1231257), (603, 410419), (1273, 194409), (3819, 64803), (11457, 21601)]