28196265

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 47589120

約数和(自身を除く): 19392855

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 265, 435, 795, 1223, 1537, 3669, 4611, 6115, 7685, 18345, 23055, 35467, 64819, 106401, 177335, 194457, 324095, 532005, 972285, 1879751, 5639253, 9398755, 28196265]

約数ペア:

[(1, 28196265), (3, 9398755), (5, 5639253), (15, 1879751), (29, 972285), (53, 532005), (87, 324095), (145, 194457), (159, 177335), (265, 106401), (435, 64819), (795, 35467), (1223, 23055), (1537, 18345), (3669, 7685), (4611, 6115)]