1915804545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1523}}^1\times {\mathrm{4933}}^1$

素因数の和:6481

約数の個数: 32

約数和(自身を含む): 3248387712

約数和(自身を除く): 1332583167

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1523, 4569, 4933, 7615, 14799, 22845, 24665, 25891, 73995, 77673, 83861, 129455, 251583, 388365, 419305, 1257915, 7512959, 22538877, 37564795, 112694385, 127720303, 383160909, 638601515, 1915804545]

約数ペア:

[(1, 1915804545), (3, 638601515), (5, 383160909), (15, 127720303), (17, 112694385), (51, 37564795), (85, 22538877), (255, 7512959), (1523, 1257915), (4569, 419305), (4933, 388365), (7615, 251583), (14799, 129455), (22845, 83861), (24665, 77673), (25891, 73995)]