28394625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 56010240

約数和(自身を除く): 27615615

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 125, 145, 175, 203, 373, 375, 435, 525, 609, 725, 875, 1015, 1119, 1865, 2175, 2611, 2625, 3045, 3625, 5075, 5595, 7833, 9325, 10817, 10875, 13055, 15225, 25375, 27975, 32451, 39165, 46625, 54085, 65275, 75719, 76125, 139875, 162255, 195825, 227157, 270425, 326375, 378595, 811275, 979125, 1135785, 1352125, 1892975, 4056375, 5678925, 9464875, 28394625]

約数ペア:

[(1, 28394625), (3, 9464875), (5, 5678925), (7, 4056375), (15, 1892975), (21, 1352125), (25, 1135785), (29, 979125), (35, 811275), (75, 378595), (87, 326375), (105, 270425), (125, 227157), (145, 195825), (175, 162255), (203, 139875), (373, 76125), (375, 75719), (435, 65275), (525, 54085), (609, 46625), (725, 39165), (875, 32451), (1015, 27975), (1119, 25375), (1865, 15225), (2175, 13055), (2611, 10875), (2625, 10817), (3045, 9325), (3625, 7833), (5075, 5595)]