284985405

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 518918400

約数和(自身を除く): 233932995

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 109, 135, 181, 321, 327, 535, 543, 545, 905, 963, 981, 1605, 1629, 1635, 2715, 2889, 2943, 4815, 4887, 4905, 8145, 11663, 14445, 14715, 19367, 19729, 24435, 34989, 58101, 58315, 59187, 96835, 98645, 104967, 174303, 174945, 177561, 290505, 295935, 314901, 522909, 524835, 532683, 871515, 887805, 1574505, 2111003, 2614545, 2663415, 6333009, 10555015, 18999027, 31665045, 56997081, 94995135, 284985405]

約数ペア:

[(1, 284985405), (3, 94995135), (5, 56997081), (9, 31665045), (15, 18999027), (27, 10555015), (45, 6333009), (107, 2663415), (109, 2614545), (135, 2111003), (181, 1574505), (321, 887805), (327, 871515), (535, 532683), (543, 524835), (545, 522909), (905, 314901), (963, 295935), (981, 290505), (1605, 177561), (1629, 174945), (1635, 174303), (2715, 104967), (2889, 98645), (2943, 96835), (4815, 59187), (4887, 58315), (4905, 58101), (8145, 34989), (11663, 24435), (14445, 19729), (14715, 19367)]