205351686

素因数分解:

$2^1\times 3^4\times {\mathrm{307}}^1\times {\mathrm{4129}}^1$

素因数の和:4450

約数の個数: 40

約数和(自身を含む): 461750520

約数和(自身を除く): 256398834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 307, 614, 921, 1842, 2763, 4129, 5526, 8258, 8289, 12387, 16578, 24774, 24867, 37161, 49734, 74322, 111483, 222966, 334449, 668898, 1267603, 2535206, 3802809, 7605618, 11408427, 22816854, 34225281, 68450562, 102675843, 205351686]

約数ペア:

[(1, 205351686), (2, 102675843), (3, 68450562), (6, 34225281), (9, 22816854), (18, 11408427), (27, 7605618), (54, 3802809), (81, 2535206), (162, 1267603), (307, 668898), (614, 334449), (921, 222966), (1842, 111483), (2763, 74322), (4129, 49734), (5526, 37161), (8258, 24867), (8289, 24774), (12387, 16578)]