1309538235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199777}}^1$

素因数の和:199827

約数の個数: 32

約数和(自身を含む): 2301442560

約数和(自身を除く): 991904325

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 199777, 599331, 998885, 2996655, 3795763, 4594871, 11387289, 13784613, 18978815, 22974355, 56936445, 68923065, 87302549, 261907647, 436512745, 1309538235]

約数ペア:

[(1, 1309538235), (3, 436512745), (5, 261907647), (15, 87302549), (19, 68923065), (23, 56936445), (57, 22974355), (69, 18978815), (95, 13784613), (115, 11387289), (285, 4594871), (345, 3795763), (437, 2996655), (1311, 998885), (2185, 599331), (6555, 199777)]