66895395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 125710080

約数和(自身を除く): 58814685

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 379, 615, 861, 1137, 1435, 1681, 1895, 2653, 4305, 5043, 5685, 7959, 8405, 11767, 13265, 15539, 25215, 35301, 39795, 46617, 58835, 77695, 108773, 176505, 233085, 326319, 543865, 637099, 1631595, 1911297, 3185495, 4459693, 9556485, 13379079, 22298465, 66895395]

約数ペア:

[(1, 66895395), (3, 22298465), (5, 13379079), (7, 9556485), (15, 4459693), (21, 3185495), (35, 1911297), (41, 1631595), (105, 637099), (123, 543865), (205, 326319), (287, 233085), (379, 176505), (615, 108773), (861, 77695), (1137, 58835), (1435, 46617), (1681, 39795), (1895, 35301), (2653, 25215), (4305, 15539), (5043, 13265), (5685, 11767), (7959, 8405)]