12720058

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 9052742

約数列:

[1, 2, 13, 23, 26, 46, 89, 178, 239, 299, 478, 598, 1157, 2047, 2314, 3107, 4094, 5497, 6214, 10994, 21271, 26611, 42542, 53222, 71461, 142922, 276523, 489233, 553046, 978466, 6360029, 12720058]

約数ペア:

[(1, 12720058), (2, 6360029), (13, 978466), (23, 553046), (26, 489233), (46, 276523), (89, 142922), (178, 71461), (239, 53222), (299, 42542), (478, 26611), (598, 21271), (1157, 10994), (2047, 6214), (2314, 5497), (3107, 4094)]