222912688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{14087}}^1$

素因数の和:14161

約数の個数: 40

約数和(自身を含む): 461184768

約数和(自身を除く): 238272080

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 14087, 15824, 28174, 56348, 112696, 225392, 324001, 605741, 648002, 1211482, 1296004, 2422964, 2592008, 4845928, 5184016, 9691856, 13932043, 27864086, 55728172, 111456344, 222912688]

約数ペア:

[(1, 222912688), (2, 111456344), (4, 55728172), (8, 27864086), (16, 13932043), (23, 9691856), (43, 5184016), (46, 4845928), (86, 2592008), (92, 2422964), (172, 1296004), (184, 1211482), (344, 648002), (368, 605741), (688, 324001), (989, 225392), (1978, 112696), (3956, 56348), (7912, 28174), (14087, 15824)]