81864303

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 117427200

約数和(自身を除く): 35562897

約数列:

[1, 3, 29, 43, 79, 87, 129, 237, 277, 831, 1247, 2291, 3397, 3741, 6873, 8033, 10191, 11911, 21883, 24099, 35733, 65649, 98513, 295539, 345419, 634607, 940969, 1036257, 1903821, 2822907, 27288101, 81864303]

約数ペア:

[(1, 81864303), (3, 27288101), (29, 2822907), (43, 1903821), (79, 1036257), (87, 940969), (129, 634607), (237, 345419), (277, 295539), (831, 98513), (1247, 65649), (2291, 35733), (3397, 24099), (3741, 21883), (6873, 11911), (8033, 10191)]