28413375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4457}}^1$

素因数の和:4492

約数の個数: 32

約数和(自身を含む): 50072256

約数和(自身を除く): 21658881

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 4457, 6375, 13371, 22285, 66855, 75769, 111425, 227307, 334275, 378845, 557125, 1136535, 1671375, 1894225, 5682675, 9471125, 28413375]

約数ペア:

[(1, 28413375), (3, 9471125), (5, 5682675), (15, 1894225), (17, 1671375), (25, 1136535), (51, 557125), (75, 378845), (85, 334275), (125, 227307), (255, 111425), (375, 75769), (425, 66855), (1275, 22285), (2125, 13371), (4457, 6375)]