9989406

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:427

約数の個数: 80

約数和(自身を含む): 26763264

約数和(自身を除く): 16773858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 322, 378, 383, 414, 483, 567, 621, 766, 966, 1134, 1149, 1242, 1449, 1863, 2298, 2681, 2898, 3447, 3726, 4347, 5362, 6894, 8043, 8694, 8809, 10341, 13041, 16086, 17618, 20682, 24129, 26082, 26427, 31023, 48258, 52854, 61663, 62046, 72387, 79281, 123326, 144774, 158562, 184989, 217161, 237843, 369978, 434322, 475686, 554967, 713529, 1109934, 1427058, 1664901, 3329802, 4994703, 9989406]

約数ペア:

[(1, 9989406), (2, 4994703), (3, 3329802), (6, 1664901), (7, 1427058), (9, 1109934), (14, 713529), (18, 554967), (21, 475686), (23, 434322), (27, 369978), (42, 237843), (46, 217161), (54, 184989), (63, 158562), (69, 144774), (81, 123326), (126, 79281), (138, 72387), (161, 62046), (162, 61663), (189, 52854), (207, 48258), (322, 31023), (378, 26427), (383, 26082), (414, 24129), (483, 20682), (567, 17618), (621, 16086), (766, 13041), (966, 10341), (1134, 8809), (1149, 8694), (1242, 8043), (1449, 6894), (1863, 5362), (2298, 4347), (2681, 3726), (2898, 3447)]