254342697

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{70009}}^1$

素因数の和:70192

約数の個数: 16

約数和(自身を含む): 389815680

約数和(自身を除く): 135472983

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 70009, 210027, 490063, 1470189, 12111557, 36334671, 84780899, 254342697]

約数ペア:

[(1, 254342697), (3, 84780899), (7, 36334671), (21, 12111557), (173, 1470189), (519, 490063), (1211, 210027), (3633, 70009)]