51878205

素因数分解:

$3^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{673}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 92526720

約数和(自身を除く): 40648515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 571, 673, 1713, 2019, 2855, 3365, 5139, 6057, 8565, 10095, 15417, 18171, 25695, 30285, 77085, 90855, 384283, 1152849, 1921415, 3458547, 5764245, 10375641, 17292735, 51878205]

約数ペア:

[(1, 51878205), (3, 17292735), (5, 10375641), (9, 5764245), (15, 3458547), (27, 1921415), (45, 1152849), (135, 384283), (571, 90855), (673, 77085), (1713, 30285), (2019, 25695), (2855, 18171), (3365, 15417), (5139, 10095), (6057, 8565)]