13340691

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 54

約数和(自身を含む): 24408540

約数和(自身を除く): 11067849

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 169, 179, 273, 441, 507, 537, 637, 819, 1183, 1253, 1521, 1611, 1911, 2327, 3549, 3759, 5733, 6981, 8281, 8771, 10647, 11277, 16289, 20943, 24843, 26313, 30251, 48867, 74529, 78939, 90753, 114023, 146601, 211757, 272259, 342069, 635271, 1026207, 1482299, 1905813, 4446897, 13340691]

約数ペア:

[(1, 13340691), (3, 4446897), (7, 1905813), (9, 1482299), (13, 1026207), (21, 635271), (39, 342069), (49, 272259), (63, 211757), (91, 146601), (117, 114023), (147, 90753), (169, 78939), (179, 74529), (273, 48867), (441, 30251), (507, 26313), (537, 24843), (637, 20943), (819, 16289), (1183, 11277), (1253, 10647), (1521, 8771), (1611, 8281), (1911, 6981), (2327, 5733), (3549, 3759)]