12721842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3303

約数の個数: 48

約数和(自身を含む): 32527872

約数和(自身を除く): 19806030

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3257, 3906, 6514, 9771, 19542, 22799, 29313, 45598, 58626, 68397, 100967, 136794, 201934, 205191, 302901, 410382, 605802, 706769, 908703, 1413538, 1817406, 2120307, 4240614, 6360921, 12721842]

約数ペア:

[(1, 12721842), (2, 6360921), (3, 4240614), (6, 2120307), (7, 1817406), (9, 1413538), (14, 908703), (18, 706769), (21, 605802), (31, 410382), (42, 302901), (62, 205191), (63, 201934), (93, 136794), (126, 100967), (186, 68397), (217, 58626), (279, 45598), (434, 29313), (558, 22799), (651, 19542), (1302, 9771), (1953, 6514), (3257, 3906)]