25281802

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4534

約数の個数: 32

約数和(自身を含む): 48190464

約数和(自身を除く): 22908662

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 4481, 5642, 8962, 31367, 58253, 62734, 116506, 138911, 277822, 407771, 815542, 972377, 1805843, 1944754, 3611686, 12640901, 25281802]

約数ペア:

[(1, 25281802), (2, 12640901), (7, 3611686), (13, 1944754), (14, 1805843), (26, 972377), (31, 815542), (62, 407771), (91, 277822), (182, 138911), (217, 116506), (403, 62734), (434, 58253), (806, 31367), (2821, 8962), (4481, 5642)]