2015299905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157877}}^1$

素因数の和:157945

約数の個数: 32

約数和(自身を含む): 3455633664

約数和(自身を除く): 1440333759

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4255, 12765, 157877, 473631, 789385, 2368155, 3631171, 5841449, 10893513, 17524347, 18155855, 29207245, 54467565, 87621735, 134353327, 403059981, 671766635, 2015299905]

約数ペア:

[(1, 2015299905), (3, 671766635), (5, 403059981), (15, 134353327), (23, 87621735), (37, 54467565), (69, 29207245), (111, 18155855), (115, 17524347), (185, 10893513), (345, 5841449), (555, 3631171), (851, 2368155), (2553, 789385), (4255, 473631), (12765, 157877)]