11991645

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 22259160

約数和(自身を除く): 10267515

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1021, 1305, 2349, 3063, 3915, 5105, 9189, 11745, 15315, 27567, 29609, 45945, 82701, 88827, 137835, 148045, 266481, 413505, 444135, 799443, 1332405, 2398329, 3997215, 11991645]

約数ペア:

[(1, 11991645), (3, 3997215), (5, 2398329), (9, 1332405), (15, 799443), (27, 444135), (29, 413505), (45, 266481), (81, 148045), (87, 137835), (135, 88827), (145, 82701), (261, 45945), (405, 29609), (435, 27567), (783, 15315), (1021, 11745), (1305, 9189), (2349, 5105), (3063, 3915)]