199957688

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{115183}}^1$

素因数の和:115227

約数の個数: 32

約数和(自身を含む): 442306560

約数和(自身を除く): 242348872

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 115183, 230366, 460732, 806281, 921464, 1612562, 3225124, 3570673, 6450248, 7141346, 14282692, 24994711, 28565384, 49989422, 99978844, 199957688]

約数ペア:

[(1, 199957688), (2, 99978844), (4, 49989422), (7, 28565384), (8, 24994711), (14, 14282692), (28, 7141346), (31, 6450248), (56, 3570673), (62, 3225124), (124, 1612562), (217, 921464), (248, 806281), (434, 460732), (868, 230366), (1736, 115183)]