397463913

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12203}}^1$

素因数の和:12274

約数の個数: 48

約数和(自身を含む): 731068416

約数和(自身を除く): 333604503

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 693, 987, 1551, 2961, 3619, 4653, 10857, 12203, 32571, 36609, 85421, 109827, 134233, 256263, 402699, 573541, 768789, 939631, 1208097, 1720623, 2818893, 4014787, 5161869, 6308951, 8456679, 12044361, 18926853, 36133083, 44162657, 56780559, 132487971, 397463913]

約数ペア:

[(1, 397463913), (3, 132487971), (7, 56780559), (9, 44162657), (11, 36133083), (21, 18926853), (33, 12044361), (47, 8456679), (63, 6308951), (77, 5161869), (99, 4014787), (141, 2818893), (231, 1720623), (329, 1208097), (423, 939631), (517, 768789), (693, 573541), (987, 402699), (1551, 256263), (2961, 134233), (3619, 109827), (4653, 85421), (10857, 36609), (12203, 32571)]