643712

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 1321920

約数和(自身を除く): 678208

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 107, 128, 188, 214, 376, 428, 752, 856, 1504, 1712, 3008, 3424, 5029, 6016, 6848, 10058, 13696, 20116, 40232, 80464, 160928, 321856, 643712]

約数ペア:

[(1, 643712), (2, 321856), (4, 160928), (8, 80464), (16, 40232), (32, 20116), (47, 13696), (64, 10058), (94, 6848), (107, 6016), (128, 5029), (188, 3424), (214, 3008), (376, 1712), (428, 1504), (752, 856)]