78891202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 130515840

約数和(自身を除く): 51624638

約数列:

[1, 2, 13, 26, 89, 103, 178, 206, 331, 662, 1157, 1339, 2314, 2678, 4303, 8606, 9167, 18334, 29459, 34093, 58918, 68186, 119171, 238342, 382967, 443209, 765934, 886418, 3034277, 6068554, 39445601, 78891202]

約数ペア:

[(1, 78891202), (2, 39445601), (13, 6068554), (26, 3034277), (89, 886418), (103, 765934), (178, 443209), (206, 382967), (331, 238342), (662, 119171), (1157, 68186), (1339, 58918), (2314, 34093), (2678, 29459), (4303, 18334), (8606, 9167)]