81726008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112261}}^1$

素因数の和:112287

約数の個数: 32

約数和(自身を含む): 188600160

約数和(自身を除く): 106874152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 112261, 224522, 449044, 785827, 898088, 1459393, 1571654, 2918786, 3143308, 5837572, 6286616, 10215751, 11675144, 20431502, 40863004, 81726008]

約数ペア:

[(1, 81726008), (2, 40863004), (4, 20431502), (7, 11675144), (8, 10215751), (13, 6286616), (14, 5837572), (26, 3143308), (28, 2918786), (52, 1571654), (56, 1459393), (91, 898088), (104, 785827), (182, 449044), (364, 224522), (728, 112261)]