2080695

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 3589632

約数和(自身を除く): 1508937

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 163, 185, 345, 489, 555, 815, 851, 2445, 2553, 3749, 4255, 6031, 11247, 12765, 18093, 18745, 30155, 56235, 90465, 138713, 416139, 693565, 2080695]

約数ペア:

[(1, 2080695), (3, 693565), (5, 416139), (15, 138713), (23, 90465), (37, 56235), (69, 30155), (111, 18745), (115, 18093), (163, 12765), (185, 11247), (345, 6031), (489, 4255), (555, 3749), (815, 2553), (851, 2445)]