2239245

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4280640

約数和(自身を除く): 2041395

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 97, 135, 171, 243, 285, 291, 405, 485, 513, 855, 873, 1215, 1455, 1539, 1843, 2565, 2619, 4365, 4617, 5529, 7695, 7857, 9215, 13095, 16587, 23085, 23571, 27645, 39285, 49761, 82935, 117855, 149283, 248805, 447849, 746415, 2239245]

約数ペア:

[(1, 2239245), (3, 746415), (5, 447849), (9, 248805), (15, 149283), (19, 117855), (27, 82935), (45, 49761), (57, 39285), (81, 27645), (95, 23571), (97, 23085), (135, 16587), (171, 13095), (243, 9215), (285, 7857), (291, 7695), (405, 5529), (485, 4617), (513, 4365), (855, 2619), (873, 2565), (1215, 1843), (1455, 1539)]