31483995

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 52557120

約数和(自身を除く): 21073125

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 435, 461, 471, 785, 1383, 2305, 2355, 4553, 6915, 13369, 13659, 22765, 40107, 66845, 68295, 72377, 200535, 217131, 361885, 1085655, 2098933, 6296799, 10494665, 31483995]

約数ペア:

[(1, 31483995), (3, 10494665), (5, 6296799), (15, 2098933), (29, 1085655), (87, 361885), (145, 217131), (157, 200535), (435, 72377), (461, 68295), (471, 66845), (785, 40107), (1383, 22765), (2305, 13659), (2355, 13369), (4553, 6915)]