78942654

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{208843}}^1$

素因数の和:208861

約数の個数: 32

約数和(自身を含む): 200490240

約数和(自身を除く): 121547586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 208843, 417686, 626529, 1253058, 1461901, 1879587, 2923802, 3759174, 4385703, 5638761, 8771406, 11277522, 13157109, 26314218, 39471327, 78942654]

約数ペア:

[(1, 78942654), (2, 39471327), (3, 26314218), (6, 13157109), (7, 11277522), (9, 8771406), (14, 5638761), (18, 4385703), (21, 3759174), (27, 2923802), (42, 1879587), (54, 1461901), (63, 1253058), (126, 626529), (189, 417686), (378, 208843)]