197379

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 352352

約数和(自身を除く): 154973

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 241, 273, 723, 819, 1687, 2169, 3133, 5061, 9399, 15183, 21931, 28197, 65793, 197379]

約数ペア:

[(1, 197379), (3, 65793), (7, 28197), (9, 21931), (13, 15183), (21, 9399), (39, 5061), (63, 3133), (91, 2169), (117, 1687), (241, 819), (273, 723)]