28527387

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 45427200

約数和(自身を除く): 16899813

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 337, 417, 609, 973, 1011, 2359, 2919, 4031, 7077, 9773, 12093, 28217, 29319, 46843, 68411, 84651, 140529, 205233, 327901, 983703, 1358447, 4075341, 9509129, 28527387]

約数ペア:

[(1, 28527387), (3, 9509129), (7, 4075341), (21, 1358447), (29, 983703), (87, 327901), (139, 205233), (203, 140529), (337, 84651), (417, 68411), (609, 46843), (973, 29319), (1011, 28217), (2359, 12093), (2919, 9773), (4031, 7077)]