388316955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{37573}}^1$

素因数の和:37647

約数の個数: 32

約数和(自身を含む): 681742656

約数和(自身を除く): 293425701

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 10335, 37573, 112719, 187865, 488449, 563595, 1465347, 1991369, 2442245, 5974107, 7326735, 9956845, 25887797, 29870535, 77663391, 129438985, 388316955]

約数ペア:

[(1, 388316955), (3, 129438985), (5, 77663391), (13, 29870535), (15, 25887797), (39, 9956845), (53, 7326735), (65, 5974107), (159, 2442245), (195, 1991369), (265, 1465347), (689, 563595), (795, 488449), (2067, 187865), (3445, 112719), (10335, 37573)]