89290838

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 169590960

約数和(自身を除く): 80300122

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 109, 182, 218, 637, 643, 763, 1274, 1286, 1417, 1526, 2834, 4501, 5341, 8359, 9002, 9919, 10682, 16718, 19838, 31507, 58513, 63014, 69433, 70087, 117026, 138866, 140174, 409591, 490609, 819182, 911131, 981218, 1822262, 3434263, 6377917, 6868526, 12755834, 44645419, 89290838]

約数ペア:

[(1, 89290838), (2, 44645419), (7, 12755834), (13, 6868526), (14, 6377917), (26, 3434263), (49, 1822262), (91, 981218), (98, 911131), (109, 819182), (182, 490609), (218, 409591), (637, 140174), (643, 138866), (763, 117026), (1274, 70087), (1286, 69433), (1417, 63014), (1526, 58513), (2834, 31507), (4501, 19838), (5341, 16718), (8359, 10682), (9002, 9919)]