28861750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{6791}}^1$

素因数の和:6825

約数の個数: 32

約数和(自身を含む): 57215808

約数和(自身を除く): 28354058

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 6791, 13582, 33955, 67910, 115447, 169775, 230894, 339550, 577235, 848875, 1154470, 1697750, 2886175, 5772350, 14430875, 28861750]

約数ペア:

[(1, 28861750), (2, 14430875), (5, 5772350), (10, 2886175), (17, 1697750), (25, 1154470), (34, 848875), (50, 577235), (85, 339550), (125, 230894), (170, 169775), (250, 115447), (425, 67910), (850, 33955), (2125, 13582), (4250, 6791)]