398667042

素因数分解:

$2^1\times 3^3\times {\mathrm{191}}^1\times {\mathrm{38653}}^1$

素因数の和:38855

約数の個数: 32

約数和(自身を含む): 890588160

約数和(自身を除く): 491921118

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 191, 382, 573, 1146, 1719, 3438, 5157, 10314, 38653, 77306, 115959, 231918, 347877, 695754, 1043631, 2087262, 7382723, 14765446, 22148169, 44296338, 66444507, 132889014, 199333521, 398667042]

約数ペア:

[(1, 398667042), (2, 199333521), (3, 132889014), (6, 66444507), (9, 44296338), (18, 22148169), (27, 14765446), (54, 7382723), (191, 2087262), (382, 1043631), (573, 695754), (1146, 347877), (1719, 231918), (3438, 115959), (5157, 77306), (10314, 38653)]