13399155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 29721600

約数和(自身を除く): 16322445

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1289, 1485, 2079, 3465, 3867, 6445, 9023, 10395, 11601, 14179, 19335, 27069, 34803, 42537, 45115, 58005, 70895, 81207, 99253, 127611, 135345, 174015, 212685, 243621, 297759, 382833, 406035, 496265, 638055, 893277, 1218105, 1488795, 1914165, 2679831, 4466385, 13399155]

約数ペア:

[(1, 13399155), (3, 4466385), (5, 2679831), (7, 1914165), (9, 1488795), (11, 1218105), (15, 893277), (21, 638055), (27, 496265), (33, 406035), (35, 382833), (45, 297759), (55, 243621), (63, 212685), (77, 174015), (99, 135345), (105, 127611), (135, 99253), (165, 81207), (189, 70895), (231, 58005), (297, 45115), (315, 42537), (385, 34803), (495, 27069), (693, 19335), (945, 14179), (1155, 11601), (1289, 10395), (1485, 9023), (2079, 6445), (3465, 3867)]