22921795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 8124605

約数列:

[1, 5, 13, 43, 59, 65, 139, 215, 295, 559, 695, 767, 1807, 2537, 2795, 3835, 5977, 8201, 9035, 12685, 29885, 32981, 41005, 77701, 106613, 164905, 352643, 388505, 533065, 1763215, 4584359, 22921795]

約数ペア:

[(1, 22921795), (5, 4584359), (13, 1763215), (43, 533065), (59, 388505), (65, 352643), (139, 164905), (215, 106613), (295, 77701), (559, 41005), (695, 32981), (767, 29885), (1807, 12685), (2537, 9035), (2795, 8201), (3835, 5977)]