231040136

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{1811}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 446186880

約数和(自身を除く): 215146744

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 431, 862, 1724, 1811, 3448, 3622, 7244, 14488, 15947, 31894, 63788, 67007, 127576, 134014, 268028, 536056, 780541, 1561082, 3122164, 6244328, 28880017, 57760034, 115520068, 231040136]

約数ペア:

[(1, 231040136), (2, 115520068), (4, 57760034), (8, 28880017), (37, 6244328), (74, 3122164), (148, 1561082), (296, 780541), (431, 536056), (862, 268028), (1724, 134014), (1811, 127576), (3448, 67007), (3622, 63788), (7244, 31894), (14488, 15947)]