2775465

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:124

約数の個数: 80

約数和(自身を含む): 6272640

約数和(自身を除く): 3497175

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 89, 99, 105, 135, 165, 189, 231, 267, 297, 315, 385, 405, 445, 495, 567, 623, 693, 801, 891, 945, 979, 1155, 1335, 1485, 1869, 2079, 2403, 2835, 2937, 3115, 3465, 4005, 4455, 4895, 5607, 6237, 6853, 7209, 8811, 9345, 10395, 12015, 14685, 16821, 20559, 26433, 28035, 31185, 34265, 36045, 44055, 50463, 61677, 79299, 84105, 102795, 132165, 185031, 252315, 308385, 396495, 555093, 925155, 2775465]

約数ペア:

[(1, 2775465), (3, 925155), (5, 555093), (7, 396495), (9, 308385), (11, 252315), (15, 185031), (21, 132165), (27, 102795), (33, 84105), (35, 79299), (45, 61677), (55, 50463), (63, 44055), (77, 36045), (81, 34265), (89, 31185), (99, 28035), (105, 26433), (135, 20559), (165, 16821), (189, 14685), (231, 12015), (267, 10395), (297, 9345), (315, 8811), (385, 7209), (405, 6853), (445, 6237), (495, 5607), (567, 4895), (623, 4455), (693, 4005), (801, 3465), (891, 3115), (945, 2937), (979, 2835), (1155, 2403), (1335, 2079), (1485, 1869)]