3131145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4093}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 5747976

約数和(自身を除く): 2616831

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 4093, 12279, 20465, 36837, 61395, 69581, 184185, 208743, 347905, 626229, 1043715, 3131145]

約数ペア:

[(1, 3131145), (3, 1043715), (5, 626229), (9, 347905), (15, 208743), (17, 184185), (45, 69581), (51, 61395), (85, 36837), (153, 20465), (255, 12279), (765, 4093)]