16665165

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 31876416

約数和(自身を除く): 15211251

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 131, 165, 257, 393, 495, 655, 771, 1179, 1285, 1441, 1965, 2313, 2827, 3855, 4323, 5895, 7205, 8481, 11565, 12969, 14135, 21615, 25443, 33667, 42405, 64845, 101001, 127215, 168335, 303003, 370337, 505005, 1111011, 1515015, 1851685, 3333033, 5555055, 16665165]

約数ペア:

[(1, 16665165), (3, 5555055), (5, 3333033), (9, 1851685), (11, 1515015), (15, 1111011), (33, 505005), (45, 370337), (55, 303003), (99, 168335), (131, 127215), (165, 101001), (257, 64845), (393, 42405), (495, 33667), (655, 25443), (771, 21615), (1179, 14135), (1285, 12969), (1441, 11565), (1965, 8481), (2313, 7205), (2827, 5895), (3855, 4323)]