251630992

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{65257}}^1$

素因数の和:65506

約数の個数: 20

約数和(自身を含む): 489565516

約数和(自身を除く): 237934524

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 65257, 130514, 261028, 522056, 1044112, 15726937, 31453874, 62907748, 125815496, 251630992]

約数ペア:

[(1, 251630992), (2, 125815496), (4, 62907748), (8, 31453874), (16, 15726937), (241, 1044112), (482, 522056), (964, 261028), (1928, 130514), (3856, 65257)]