81916108

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1367}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 146168064

約数和(自身を除く): 64251956

約数列:

[1, 2, 4, 71, 142, 211, 284, 422, 844, 1367, 2734, 5468, 14981, 29962, 59924, 97057, 194114, 288437, 388228, 576874, 1153748, 20479027, 40958054, 81916108]

約数ペア:

[(1, 81916108), (2, 40958054), (4, 20479027), (71, 1153748), (142, 576874), (211, 388228), (284, 288437), (422, 194114), (844, 97057), (1367, 59924), (2734, 29962), (5468, 14981)]