81827186

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1087}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 148316160

約数和(自身を除く): 66488974

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 283, 566, 1087, 1981, 2174, 3962, 5377, 7609, 10754, 15218, 20653, 37639, 41306, 75278, 144571, 289142, 307621, 615242, 2153347, 4306694, 5844799, 11689598, 40913593, 81827186]

約数ペア:

[(1, 81827186), (2, 40913593), (7, 11689598), (14, 5844799), (19, 4306694), (38, 2153347), (133, 615242), (266, 307621), (283, 289142), (566, 144571), (1087, 75278), (1981, 41306), (2174, 37639), (3962, 20653), (5377, 15218), (7609, 10754)]