61983649

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 81768960

約数和(自身を除く): 19785311

約数列:

[1, 7, 13, 17, 91, 103, 119, 221, 389, 721, 1339, 1547, 1751, 2723, 5057, 6613, 9373, 12257, 22763, 35399, 40067, 46291, 85969, 159341, 280469, 520871, 601783, 681139, 3646097, 4767973, 8854807, 61983649]

約数ペア:

[(1, 61983649), (7, 8854807), (13, 4767973), (17, 3646097), (91, 681139), (103, 601783), (119, 520871), (221, 280469), (389, 159341), (721, 85969), (1339, 46291), (1547, 40067), (1751, 35399), (2723, 22763), (5057, 12257), (6613, 9373)]