13257459

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 21190400

約数和(自身を除く): 7932941

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 601, 817, 1161, 1803, 2451, 5409, 7353, 11419, 16227, 22059, 25843, 34257, 77529, 102771, 232587, 308313, 491017, 697761, 1473051, 4419153, 13257459]

約数ペア:

[(1, 13257459), (3, 4419153), (9, 1473051), (19, 697761), (27, 491017), (43, 308313), (57, 232587), (129, 102771), (171, 77529), (387, 34257), (513, 25843), (601, 22059), (817, 16227), (1161, 11419), (1803, 7353), (2451, 5409)]