71398928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{153877}}^1$

素因数の和:153914

約数の個数: 20

約数和(自身を含む): 143106540

約数和(自身を除く): 71707612

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 153877, 307754, 615508, 1231016, 2462032, 4462433, 8924866, 17849732, 35699464, 71398928]

約数ペア:

[(1, 71398928), (2, 35699464), (4, 17849732), (8, 8924866), (16, 4462433), (29, 2462032), (58, 1231016), (116, 615508), (232, 307754), (464, 153877)]