39972828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 109440912

約数和(自身を除く): 69468084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 157, 196, 294, 314, 433, 471, 588, 628, 866, 942, 1099, 1299, 1732, 1884, 2198, 2598, 3031, 3297, 4396, 5196, 6062, 6594, 7693, 9093, 12124, 13188, 15386, 18186, 21217, 23079, 30772, 36372, 42434, 46158, 63651, 67981, 84868, 92316, 127302, 135962, 203943, 254604, 271924, 407886, 475867, 815772, 951734, 1427601, 1903468, 2855202, 3331069, 5710404, 6662138, 9993207, 13324276, 19986414, 39972828]

約数ペア:

[(1, 39972828), (2, 19986414), (3, 13324276), (4, 9993207), (6, 6662138), (7, 5710404), (12, 3331069), (14, 2855202), (21, 1903468), (28, 1427601), (42, 951734), (49, 815772), (84, 475867), (98, 407886), (147, 271924), (157, 254604), (196, 203943), (294, 135962), (314, 127302), (433, 92316), (471, 84868), (588, 67981), (628, 63651), (866, 46158), (942, 42434), (1099, 36372), (1299, 30772), (1732, 23079), (1884, 21217), (2198, 18186), (2598, 15386), (3031, 13188), (3297, 12124), (4396, 9093), (5196, 7693), (6062, 6594)]