186740415

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 330142176

約数和(自身を除く): 143401761

約数列:

[1, 3, 5, 9, 15, 45, 101, 181, 227, 303, 505, 543, 681, 905, 909, 1135, 1515, 1629, 2043, 2715, 3405, 4545, 8145, 10215, 18281, 22927, 41087, 54843, 68781, 91405, 114635, 123261, 164529, 205435, 206343, 274215, 343905, 369783, 616305, 822645, 1031715, 1848915, 4149787, 12449361, 20748935, 37348083, 62246805, 186740415]

約数ペア:

[(1, 186740415), (3, 62246805), (5, 37348083), (9, 20748935), (15, 12449361), (45, 4149787), (101, 1848915), (181, 1031715), (227, 822645), (303, 616305), (505, 369783), (543, 343905), (681, 274215), (905, 206343), (909, 205435), (1135, 164529), (1515, 123261), (1629, 114635), (2043, 91405), (2715, 68781), (3405, 54843), (4545, 41087), (8145, 22927), (10215, 18281)]