40259394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{319519}}^1$

素因数の和:319534

約数の個数: 24

約数和(自身を含む): 99690240

約数和(自身を除く): 59430846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 319519, 639038, 958557, 1917114, 2236633, 2875671, 4473266, 5751342, 6709899, 13419798, 20129697, 40259394]

約数ペア:

[(1, 40259394), (2, 20129697), (3, 13419798), (6, 6709899), (7, 5751342), (9, 4473266), (14, 2875671), (18, 2236633), (21, 1917114), (42, 958557), (63, 639038), (126, 319519)]