81751334

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6481}}^1$

素因数の和:6560

約数の個数: 32

約数和(自身を含む): 151212096

約数和(自身を除く): 69460762

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 238, 371, 742, 901, 1802, 6307, 6481, 12614, 12962, 45367, 90734, 110177, 220354, 343493, 686986, 771239, 1542478, 2404451, 4808902, 5839381, 11678762, 40875667, 81751334]

約数ペア:

[(1, 81751334), (2, 40875667), (7, 11678762), (14, 5839381), (17, 4808902), (34, 2404451), (53, 1542478), (106, 771239), (119, 686986), (238, 343493), (371, 220354), (742, 110177), (901, 90734), (1802, 45367), (6307, 12962), (6481, 12614)]