66822015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 123088896

約数和(自身を除く): 56266881

約数列:

[1, 3, 5, 13, 15, 23, 39, 47, 65, 69, 115, 141, 195, 235, 299, 317, 345, 611, 705, 897, 951, 1081, 1495, 1585, 1833, 3055, 3243, 4121, 4485, 4755, 5405, 7291, 9165, 12363, 14053, 14899, 16215, 20605, 21873, 36455, 42159, 44697, 61815, 70265, 74495, 94783, 109365, 193687, 210795, 223485, 284349, 342677, 473915, 581061, 968435, 1028031, 1421745, 1713385, 2905305, 4454801, 5140155, 13364403, 22274005, 66822015]

約数ペア:

[(1, 66822015), (3, 22274005), (5, 13364403), (13, 5140155), (15, 4454801), (23, 2905305), (39, 1713385), (47, 1421745), (65, 1028031), (69, 968435), (115, 581061), (141, 473915), (195, 342677), (235, 284349), (299, 223485), (317, 210795), (345, 193687), (611, 109365), (705, 94783), (897, 74495), (951, 70265), (1081, 61815), (1495, 44697), (1585, 42159), (1833, 36455), (3055, 21873), (3243, 20605), (4121, 16215), (4485, 14899), (4755, 14053), (5405, 12363), (7291, 9165)]