87161697

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20051}}^1$

素因数の和:20090

約数の個数: 32

約数和(自身を含む): 153999360

約数和(自身を除く): 66837663

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 20051, 60153, 140357, 180459, 421071, 461173, 541377, 1263213, 1383519, 3228211, 3789639, 4150557, 9684633, 12451671, 29053899, 87161697]

約数ペア:

[(1, 87161697), (3, 29053899), (7, 12451671), (9, 9684633), (21, 4150557), (23, 3789639), (27, 3228211), (63, 1383519), (69, 1263213), (161, 541377), (189, 461173), (207, 421071), (483, 180459), (621, 140357), (1449, 60153), (4347, 20051)]