12988755

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2467}}^1$

素因数の和:2497

約数の個数: 40

約数和(自身を含む): 25084752

約数和(自身を除く): 12095997

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 2467, 5265, 7401, 12335, 22203, 32071, 37005, 66609, 96213, 111015, 160355, 199827, 288639, 333045, 481065, 865917, 999135, 1443195, 2597751, 4329585, 12988755]

約数ペア:

[(1, 12988755), (3, 4329585), (5, 2597751), (9, 1443195), (13, 999135), (15, 865917), (27, 481065), (39, 333045), (45, 288639), (65, 199827), (81, 160355), (117, 111015), (135, 96213), (195, 66609), (351, 37005), (405, 32071), (585, 22203), (1053, 12335), (1755, 7401), (2467, 5265)]