391427946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{238967}}^1$

素因数の和:238995

約数の個数: 48

約数和(自身を含む): 1043812224

約数和(自身を除く): 652384278

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 238967, 477934, 716901, 1433802, 1672769, 2150703, 3106571, 3345538, 4301406, 5018307, 6213142, 9319713, 10036614, 15054921, 18639426, 21745997, 27959139, 30109842, 43491994, 55918278, 65237991, 130475982, 195713973, 391427946]

約数ペア:

[(1, 391427946), (2, 195713973), (3, 130475982), (6, 65237991), (7, 55918278), (9, 43491994), (13, 30109842), (14, 27959139), (18, 21745997), (21, 18639426), (26, 15054921), (39, 10036614), (42, 9319713), (63, 6213142), (78, 5018307), (91, 4301406), (117, 3345538), (126, 3106571), (182, 2150703), (234, 1672769), (273, 1433802), (546, 716901), (819, 477934), (1638, 238967)]