72400562

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 123594240

約数和(自身を除く): 51193678

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 1118, 1333, 2089, 2666, 4178, 17329, 27157, 34658, 54314, 64759, 89827, 129518, 179654, 841867, 1167751, 1683734, 2335502, 2784637, 5569274, 36200281, 72400562]

約数ペア:

[(1, 72400562), (2, 36200281), (13, 5569274), (26, 2784637), (31, 2335502), (43, 1683734), (62, 1167751), (86, 841867), (403, 179654), (559, 129518), (806, 89827), (1118, 64759), (1333, 54314), (2089, 34658), (2666, 27157), (4178, 17329)]