28432800009

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{349}}^1\times {\mathrm{19219}}^1$

素因数の和:19734

約数の個数: 32

約数和(自身を含む): 42514640000

約数和(自身を除く): 14081839991

約数列:

[1, 3, 9, 27, 157, 349, 471, 1047, 1413, 3141, 4239, 9423, 19219, 54793, 57657, 164379, 172971, 493137, 518913, 1479411, 3017383, 6707431, 9052149, 20122293, 27156447, 60366879, 81469341, 181100637, 1053066667, 3159200001, 9477600003, 28432800009]

約数ペア:

[(1, 28432800009), (3, 9477600003), (9, 3159200001), (27, 1053066667), (157, 181100637), (349, 81469341), (471, 60366879), (1047, 27156447), (1413, 20122293), (3141, 9052149), (4239, 6707431), (9423, 3017383), (19219, 1479411), (54793, 518913), (57657, 493137), (164379, 172971)]