23220645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 44943360

約数和(自身を除く): 21722715

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 43, 105, 111, 129, 139, 185, 215, 259, 301, 417, 555, 645, 695, 777, 903, 973, 1295, 1505, 1591, 2085, 2919, 3885, 4515, 4773, 4865, 5143, 5977, 7955, 11137, 14595, 15429, 17931, 23865, 25715, 29885, 33411, 36001, 41839, 55685, 77145, 89655, 108003, 125517, 167055, 180005, 209195, 221149, 540015, 627585, 663447, 1105745, 1548043, 3317235, 4644129, 7740215, 23220645]

約数ペア:

[(1, 23220645), (3, 7740215), (5, 4644129), (7, 3317235), (15, 1548043), (21, 1105745), (35, 663447), (37, 627585), (43, 540015), (105, 221149), (111, 209195), (129, 180005), (139, 167055), (185, 125517), (215, 108003), (259, 89655), (301, 77145), (417, 55685), (555, 41839), (645, 36001), (695, 33411), (777, 29885), (903, 25715), (973, 23865), (1295, 17931), (1505, 15429), (1591, 14595), (2085, 11137), (2919, 7955), (3885, 5977), (4515, 5143), (4773, 4865)]