2191065

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 3634560

約数和(自身を除く): 1443495

約数列:

[1, 3, 5, 15, 43, 79, 129, 215, 237, 395, 645, 1185, 1849, 3397, 5547, 9245, 10191, 16985, 27735, 50955, 146071, 438213, 730355, 2191065]

約数ペア:

[(1, 2191065), (3, 730355), (5, 438213), (15, 146071), (43, 50955), (79, 27735), (129, 16985), (215, 10191), (237, 9245), (395, 5547), (645, 3397), (1185, 1849)]