450198

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{397}}^1$

素因数の和:418

約数の個数: 40

約数和(自身を含む): 1155792

約数和(自身を除く): 705594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 397, 567, 794, 1134, 1191, 2382, 2779, 3573, 5558, 7146, 8337, 10719, 16674, 21438, 25011, 32157, 50022, 64314, 75033, 150066, 225099, 450198]

約数ペア:

[(1, 450198), (2, 225099), (3, 150066), (6, 75033), (7, 64314), (9, 50022), (14, 32157), (18, 25011), (21, 21438), (27, 16674), (42, 10719), (54, 8337), (63, 7146), (81, 5558), (126, 3573), (162, 2779), (189, 2382), (378, 1191), (397, 1134), (567, 794)]