388630152

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{12821}}^1$

素因数の和:13254

約数の個数: 48

約数和(自身を含む): 1055122380

約数和(自身を除く): 666492228

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 842, 1263, 1684, 2526, 3368, 3789, 5052, 7578, 10104, 12821, 15156, 25642, 30312, 38463, 51284, 76926, 102568, 115389, 153852, 230778, 307704, 461556, 923112, 5397641, 10795282, 16192923, 21590564, 32385846, 43181128, 48578769, 64771692, 97157538, 129543384, 194315076, 388630152]

約数ペア:

[(1, 388630152), (2, 194315076), (3, 129543384), (4, 97157538), (6, 64771692), (8, 48578769), (9, 43181128), (12, 32385846), (18, 21590564), (24, 16192923), (36, 10795282), (72, 5397641), (421, 923112), (842, 461556), (1263, 307704), (1684, 230778), (2526, 153852), (3368, 115389), (3789, 102568), (5052, 76926), (7578, 51284), (10104, 38463), (12821, 30312), (15156, 25642)]