389957408

素因数分解:

$2^5\times {\mathrm{257}}^1\times {\mathrm{47417}}^1$

素因数の和:47684

約数の個数: 24

約数和(自身を含む): 770732172

約数和(自身を除く): 380774764

約数列:

[1, 2, 4, 8, 16, 32, 257, 514, 1028, 2056, 4112, 8224, 47417, 94834, 189668, 379336, 758672, 1517344, 12186169, 24372338, 48744676, 97489352, 194978704, 389957408]

約数ペア:

[(1, 389957408), (2, 194978704), (4, 97489352), (8, 48744676), (16, 24372338), (32, 12186169), (257, 1517344), (514, 758672), (1028, 379336), (2056, 189668), (4112, 94834), (8224, 47417)]