28911598905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{72251}}^1$

素因数の和:72406

約数の個数: 64

約数和(自身を含む): 54823661568

約数和(自身を除く): 25912062663

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 103, 105, 111, 185, 259, 309, 515, 555, 721, 777, 1295, 1545, 2163, 3605, 3811, 3885, 10815, 11433, 19055, 26677, 57165, 72251, 80031, 133385, 216753, 361255, 400155, 505757, 1083765, 1517271, 2528785, 2673287, 7441853, 7586355, 8019861, 13366435, 18713009, 22325559, 37209265, 40099305, 52092971, 56139027, 93565045, 111627795, 156278913, 260464855, 275348561, 280695135, 781394565, 826045683, 1376742805, 1927439927, 4130228415, 5782319781, 9637199635, 28911598905]

約数ペア:

[(1, 28911598905), (3, 9637199635), (5, 5782319781), (7, 4130228415), (15, 1927439927), (21, 1376742805), (35, 826045683), (37, 781394565), (103, 280695135), (105, 275348561), (111, 260464855), (185, 156278913), (259, 111627795), (309, 93565045), (515, 56139027), (555, 52092971), (721, 40099305), (777, 37209265), (1295, 22325559), (1545, 18713009), (2163, 13366435), (3605, 8019861), (3811, 7586355), (3885, 7441853), (10815, 2673287), (11433, 2528785), (19055, 1517271), (26677, 1083765), (57165, 505757), (72251, 400155), (80031, 361255), (133385, 216753)]