1297348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 2491160

約数和(自身を除く): 1193812

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 409, 793, 818, 1586, 1636, 3172, 5317, 10634, 21268, 24949, 49898, 99796, 324337, 648674, 1297348]

約数ペア:

[(1, 1297348), (2, 648674), (4, 324337), (13, 99796), (26, 49898), (52, 24949), (61, 21268), (122, 10634), (244, 5317), (409, 3172), (793, 1636), (818, 1586)]