149307921

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27241}}^1$

素因数の和:27286

約数の個数: 32

約数和(自身を含む): 261523200

約数和(自身を除く): 112215279

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 27241, 81723, 190687, 245169, 572061, 735507, 789989, 1716183, 2369967, 5148549, 5529923, 7109901, 16589769, 21329703, 49769307, 149307921]

約数ペア:

[(1, 149307921), (3, 49769307), (7, 21329703), (9, 16589769), (21, 7109901), (27, 5529923), (29, 5148549), (63, 2369967), (87, 1716183), (189, 789989), (203, 735507), (261, 572061), (609, 245169), (783, 190687), (1827, 81723), (5481, 27241)]