28908918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 66521520

約数和(自身を除く): 37612602

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 137, 171, 274, 342, 411, 617, 822, 1233, 1234, 1851, 2466, 2603, 3702, 5206, 5553, 7809, 11106, 11723, 15618, 23427, 23446, 35169, 46854, 70338, 84529, 105507, 169058, 211014, 253587, 507174, 760761, 1521522, 1606051, 3212102, 4818153, 9636306, 14454459, 28908918]

約数ペア:

[(1, 28908918), (2, 14454459), (3, 9636306), (6, 4818153), (9, 3212102), (18, 1606051), (19, 1521522), (38, 760761), (57, 507174), (114, 253587), (137, 211014), (171, 169058), (274, 105507), (342, 84529), (411, 70338), (617, 46854), (822, 35169), (1233, 23446), (1234, 23427), (1851, 15618), (2466, 11723), (2603, 11106), (3702, 7809), (5206, 5553)]