139635009

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{90731}}^1$

素因数の和:90762

約数の個数: 20

約数和(自身を含む): 219571440

約数和(自身を除く): 79936431

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 90731, 272193, 816579, 1723889, 2449737, 5171667, 7349211, 15515001, 46545003, 139635009]

約数ペア:

[(1, 139635009), (3, 46545003), (9, 15515001), (19, 7349211), (27, 5171667), (57, 2449737), (81, 1723889), (171, 816579), (513, 272193), (1539, 90731)]