81867734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 137803680

約数和(自身を除く): 55935946

約数列:

[1, 2, 13, 26, 41, 61, 82, 122, 533, 793, 1066, 1259, 1586, 2501, 2518, 5002, 16367, 32513, 32734, 51619, 65026, 76799, 103238, 153598, 671047, 998387, 1342094, 1996774, 3148759, 6297518, 40933867, 81867734]

約数ペア:

[(1, 81867734), (2, 40933867), (13, 6297518), (26, 3148759), (41, 1996774), (61, 1342094), (82, 998387), (122, 671047), (533, 153598), (793, 103238), (1066, 76799), (1259, 65026), (1586, 51619), (2501, 32734), (2518, 32513), (5002, 16367)]