1787295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 3117312

約数和(自身を除く): 1330017

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 163, 215, 255, 489, 645, 731, 815, 2193, 2445, 2771, 3655, 7009, 8313, 10965, 13855, 21027, 35045, 41565, 105135, 119153, 357459, 595765, 1787295]

約数ペア:

[(1, 1787295), (3, 595765), (5, 357459), (15, 119153), (17, 105135), (43, 41565), (51, 35045), (85, 21027), (129, 13855), (163, 10965), (215, 8313), (255, 7009), (489, 3655), (645, 2771), (731, 2445), (815, 2193)]