12513609

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 20211840

約数和(自身を除く): 7698231

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 173, 423, 513, 519, 893, 1269, 1539, 1557, 2679, 3287, 3807, 4671, 8037, 8131, 9861, 14013, 24111, 24393, 29583, 72333, 73179, 88749, 154489, 219537, 266247, 463467, 658611, 1390401, 4171203, 12513609]

約数ペア:

[(1, 12513609), (3, 4171203), (9, 1390401), (19, 658611), (27, 463467), (47, 266247), (57, 219537), (81, 154489), (141, 88749), (171, 73179), (173, 72333), (423, 29583), (513, 24393), (519, 24111), (893, 14013), (1269, 9861), (1539, 8131), (1557, 8037), (2679, 4671), (3287, 3807)]