217906764

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1811}}^1$

素因数の和:2126

約数の個数: 48

約数和(自身を含む): 524407296

約数和(自身を除く): 306500532

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 271, 444, 542, 813, 1084, 1626, 1811, 3252, 3622, 5433, 7244, 10027, 10866, 20054, 21732, 30081, 40108, 60162, 67007, 120324, 134014, 201021, 268028, 402042, 490781, 804084, 981562, 1472343, 1963124, 2944686, 5889372, 18158897, 36317794, 54476691, 72635588, 108953382, 217906764]

約数ペア:

[(1, 217906764), (2, 108953382), (3, 72635588), (4, 54476691), (6, 36317794), (12, 18158897), (37, 5889372), (74, 2944686), (111, 1963124), (148, 1472343), (222, 981562), (271, 804084), (444, 490781), (542, 402042), (813, 268028), (1084, 201021), (1626, 134014), (1811, 120324), (3252, 67007), (3622, 60162), (5433, 40108), (7244, 30081), (10027, 21732), (10866, 20054)]