278216324

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{2971}}^1$

素因数の和:3587

約数の個数: 24

約数和(自身を含む): 499795296

約数和(自身を除く): 221578972

約数列:

[1, 2, 4, 41, 82, 164, 571, 1142, 2284, 2971, 5942, 11884, 23411, 46822, 93644, 121811, 243622, 487244, 1696441, 3392882, 6785764, 69554081, 139108162, 278216324]

約数ペア:

[(1, 278216324), (2, 139108162), (4, 69554081), (41, 6785764), (82, 3392882), (164, 1696441), (571, 487244), (1142, 243622), (2284, 121811), (2971, 93644), (5942, 46822), (11884, 23411)]