81303698

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{16087}}^1$

素因数の和:16134

約数の個数: 24

約数和(自身を含む): 147108672

約数和(自身を除く): 65804974

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 16087, 32174, 112609, 225218, 305653, 611306, 2139571, 4279142, 5807407, 11614814, 40651849, 81303698]

約数ペア:

[(1, 81303698), (2, 40651849), (7, 11614814), (14, 5807407), (19, 4279142), (38, 2139571), (133, 611306), (266, 305653), (361, 225218), (722, 112609), (2527, 32174), (5054, 16087)]