26379999

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 42311280

約数和(自身を除く): 15931281

約数列:

[1, 3, 9, 19, 27, 57, 61, 81, 171, 183, 281, 513, 549, 843, 1159, 1539, 1647, 2529, 3477, 4941, 5339, 7587, 10431, 16017, 17141, 22761, 31293, 48051, 51423, 93879, 144153, 154269, 325679, 432459, 462807, 977037, 1388421, 2931111, 8793333, 26379999]

約数ペア:

[(1, 26379999), (3, 8793333), (9, 2931111), (19, 1388421), (27, 977037), (57, 462807), (61, 432459), (81, 325679), (171, 154269), (183, 144153), (281, 93879), (513, 51423), (549, 48051), (843, 31293), (1159, 22761), (1539, 17141), (1647, 16017), (2529, 10431), (3477, 7587), (4941, 5339)]