283872885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{25889}}^1$

素因数の和:25957

約数の個数: 32

約数和(自身を含む): 492117120

約数和(自身を除く): 208244235

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 25889, 77667, 129445, 388335, 440113, 1113227, 1320339, 2200565, 3339681, 5566135, 6601695, 16698405, 18924859, 56774577, 94624295, 283872885]

約数ペア:

[(1, 283872885), (3, 94624295), (5, 56774577), (15, 18924859), (17, 16698405), (43, 6601695), (51, 5566135), (85, 3339681), (129, 2200565), (215, 1320339), (255, 1113227), (645, 440113), (731, 388335), (2193, 129445), (3655, 77667), (10965, 25889)]