38781585

素因数分解:

$3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 71023680

約数和(自身を除く): 32242095

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 135, 177, 243, 295, 405, 531, 541, 885, 1215, 1593, 1623, 2655, 2705, 4779, 4869, 7965, 8115, 14337, 14607, 23895, 24345, 31919, 43821, 71685, 73035, 95757, 131463, 159595, 219105, 287271, 478785, 657315, 861813, 1436355, 2585439, 4309065, 7756317, 12927195, 38781585]

約数ペア:

[(1, 38781585), (3, 12927195), (5, 7756317), (9, 4309065), (15, 2585439), (27, 1436355), (45, 861813), (59, 657315), (81, 478785), (135, 287271), (177, 219105), (243, 159595), (295, 131463), (405, 95757), (531, 73035), (541, 71685), (885, 43821), (1215, 31919), (1593, 24345), (1623, 23895), (2655, 14607), (2705, 14337), (4779, 8115), (4869, 7965)]