205840305

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1429}}^1$

素因数の和:1551

約数の個数: 64

約数和(自身を含む): 403603200

約数和(自身を除く): 197762895

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 97, 99, 135, 165, 291, 297, 485, 495, 873, 1067, 1429, 1455, 1485, 2619, 3201, 4287, 4365, 5335, 7145, 9603, 12861, 13095, 15719, 16005, 21435, 28809, 38583, 47157, 48015, 64305, 78595, 138613, 141471, 144045, 192915, 235785, 415839, 424413, 693065, 707355, 1247517, 1524743, 2079195, 2122065, 3742551, 4574229, 6237585, 7623715, 13722687, 18712755, 22871145, 41168061, 68613435, 205840305]

約数ペア:

[(1, 205840305), (3, 68613435), (5, 41168061), (9, 22871145), (11, 18712755), (15, 13722687), (27, 7623715), (33, 6237585), (45, 4574229), (55, 3742551), (97, 2122065), (99, 2079195), (135, 1524743), (165, 1247517), (291, 707355), (297, 693065), (485, 424413), (495, 415839), (873, 235785), (1067, 192915), (1429, 144045), (1455, 141471), (1485, 138613), (2619, 78595), (3201, 64305), (4287, 48015), (4365, 47157), (5335, 38583), (7145, 28809), (9603, 21435), (12861, 16005), (13095, 15719)]