221420003325

素因数分解:

$3^1\times 5^2\times {\mathrm{809}}^1\times {\mathrm{1063}}^1\times {\mathrm{3433}}^1$

素因数の和:5318

約数の個数: 48

約数和(自身を含む): 366985261440

約数和(自身を除く): 145565258115

約数列:

[1, 3, 5, 15, 25, 75, 809, 1063, 2427, 3189, 3433, 4045, 5315, 10299, 12135, 15945, 17165, 20225, 26575, 51495, 60675, 79725, 85825, 257475, 859967, 2579901, 2777297, 3649279, 4299835, 8331891, 10947837, 12899505, 13886485, 18246395, 21499175, 41659455, 54739185, 64497525, 69432425, 91231975, 208297275, 273695925, 2952266711, 8856800133, 14761333555, 44284000665, 73806667775, 221420003325]

約数ペア:

[(1, 221420003325), (3, 73806667775), (5, 44284000665), (15, 14761333555), (25, 8856800133), (75, 2952266711), (809, 273695925), (1063, 208297275), (2427, 91231975), (3189, 69432425), (3433, 64497525), (4045, 54739185), (5315, 41659455), (10299, 21499175), (12135, 18246395), (15945, 13886485), (17165, 12899505), (20225, 10947837), (26575, 8331891), (51495, 4299835), (60675, 3649279), (79725, 2777297), (85825, 2579901), (257475, 859967)]