15565520817

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{18859}}^1$

素因数の和:19283

約数の個数: 64

約数和(自身を含む): 28824115200

約数和(自身を除く): 13258594383

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 397, 693, 1191, 2079, 2779, 3573, 4367, 8337, 10719, 13101, 18859, 25011, 30569, 39303, 56577, 75033, 91707, 117909, 132013, 169731, 207449, 275121, 396039, 509193, 622347, 825363, 1188117, 1452143, 1867041, 3564351, 4356429, 5601123, 7487023, 13069287, 22461069, 39207861, 52409161, 67383207, 82357253, 157227483, 202149621, 247071759, 471682449, 576500771, 741215277, 1415047347, 1729502313, 2223645831, 5188506939, 15565520817]

約数ペア:

[(1, 15565520817), (3, 5188506939), (7, 2223645831), (9, 1729502313), (11, 1415047347), (21, 741215277), (27, 576500771), (33, 471682449), (63, 247071759), (77, 202149621), (99, 157227483), (189, 82357253), (231, 67383207), (297, 52409161), (397, 39207861), (693, 22461069), (1191, 13069287), (2079, 7487023), (2779, 5601123), (3573, 4356429), (4367, 3564351), (8337, 1867041), (10719, 1452143), (13101, 1188117), (18859, 825363), (25011, 622347), (30569, 509193), (39303, 396039), (56577, 275121), (75033, 207449), (91707, 169731), (117909, 132013)]