7121079

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 12767040

約数和(自身を除く): 5645961

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 109, 119, 153, 183, 327, 357, 427, 549, 763, 981, 1037, 1071, 1281, 1853, 2289, 3111, 3843, 5559, 6649, 6867, 7259, 9333, 12971, 16677, 19947, 21777, 38913, 46543, 59841, 65331, 113033, 116739, 139629, 339099, 418887, 791231, 1017297, 2373693, 7121079]

約数ペア:

[(1, 7121079), (3, 2373693), (7, 1017297), (9, 791231), (17, 418887), (21, 339099), (51, 139629), (61, 116739), (63, 113033), (109, 65331), (119, 59841), (153, 46543), (183, 38913), (327, 21777), (357, 19947), (427, 16677), (549, 12971), (763, 9333), (981, 7259), (1037, 6867), (1071, 6649), (1281, 5559), (1853, 3843), (2289, 3111)]