31905226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 52557120

約数和(自身を除く): 20651894

約数列:

[1, 2, 17, 34, 43, 86, 139, 157, 278, 314, 731, 1462, 2363, 2669, 4726, 5338, 5977, 6751, 11954, 13502, 21823, 43646, 101609, 114767, 203218, 229534, 370991, 741982, 938389, 1876778, 15952613, 31905226]

約数ペア:

[(1, 31905226), (2, 15952613), (17, 1876778), (34, 938389), (43, 741982), (86, 370991), (139, 229534), (157, 203218), (278, 114767), (314, 101609), (731, 43646), (1462, 21823), (2363, 13502), (2669, 11954), (4726, 6751), (5338, 5977)]