15651387

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 24264240

約数和(自身を除く): 8612853

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2221, 2349, 6663, 7047, 19989, 59967, 64409, 179901, 193227, 539703, 579681, 1739043, 5217129, 15651387]

約数ペア:

[(1, 15651387), (3, 5217129), (9, 1739043), (27, 579681), (29, 539703), (81, 193227), (87, 179901), (243, 64409), (261, 59967), (783, 19989), (2221, 7047), (2349, 6663)]