408889408

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{148579}}^1$

素因数の和:148634

約数の個数: 28

約数和(自身を含む): 830265040

約数和(自身を除く): 421375632

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 148579, 297158, 594316, 1188632, 2377264, 4754528, 6388897, 9509056, 12777794, 25555588, 51111176, 102222352, 204444704, 408889408]

約数ペア:

[(1, 408889408), (2, 204444704), (4, 102222352), (8, 51111176), (16, 25555588), (32, 12777794), (43, 9509056), (64, 6388897), (86, 4754528), (172, 2377264), (344, 1188632), (688, 594316), (1376, 297158), (2752, 148579)]