1377831

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 2329600

約数和(自身を除く): 951769

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 103, 147, 273, 309, 343, 637, 721, 1029, 1339, 1911, 2163, 4017, 4459, 5047, 9373, 13377, 15141, 28119, 35329, 65611, 105987, 196833, 459277, 1377831]

約数ペア:

[(1, 1377831), (3, 459277), (7, 196833), (13, 105987), (21, 65611), (39, 35329), (49, 28119), (91, 15141), (103, 13377), (147, 9373), (273, 5047), (309, 4459), (343, 4017), (637, 2163), (721, 1911), (1029, 1339)]