628290414

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{12923}}^1$

素因数の和:13041

約数の個数: 48

約数和(自身を含む): 1417349232

約数和(自身を除く): 789058818

約数列:

[1, 2, 3, 6, 9, 18, 37, 73, 74, 111, 146, 219, 222, 333, 438, 657, 666, 1314, 2701, 5402, 8103, 12923, 16206, 24309, 25846, 38769, 48618, 77538, 116307, 232614, 478151, 943379, 956302, 1434453, 1886758, 2830137, 2868906, 4303359, 5660274, 8490411, 8606718, 16980822, 34905023, 69810046, 104715069, 209430138, 314145207, 628290414]

約数ペア:

[(1, 628290414), (2, 314145207), (3, 209430138), (6, 104715069), (9, 69810046), (18, 34905023), (37, 16980822), (73, 8606718), (74, 8490411), (111, 5660274), (146, 4303359), (219, 2868906), (222, 2830137), (333, 1886758), (438, 1434453), (657, 956302), (666, 943379), (1314, 478151), (2701, 232614), (5402, 116307), (8103, 77538), (12923, 48618), (16206, 38769), (24309, 25846)]