19156940535975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{128290243}}^1$

素因数の和:128290448

約数の個数: 48

約数和(自身を含む): 34743050719104

約数和(自身を除く): 15586110183129

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 181, 275, 543, 825, 905, 1991, 2715, 4525, 5973, 9955, 13575, 29865, 49775, 149325, 128290243, 384870729, 641451215, 1411192673, 1924353645, 3207256075, 4233578019, 7055963365, 9621768225, 21167890095, 23220533983, 35279816825, 69661601949, 105839450475, 116102669915, 255425873813, 348308009745, 580513349575, 766277621439, 1277129369065, 1741540048725, 3831388107195, 6385646845325, 19156940535975]

約数ペア:

[(1, 19156940535975), (3, 6385646845325), (5, 3831388107195), (11, 1741540048725), (15, 1277129369065), (25, 766277621439), (33, 580513349575), (55, 348308009745), (75, 255425873813), (165, 116102669915), (181, 105839450475), (275, 69661601949), (543, 35279816825), (825, 23220533983), (905, 21167890095), (1991, 9621768225), (2715, 7055963365), (4525, 4233578019), (5973, 3207256075), (9955, 1924353645), (13575, 1411192673), (29865, 641451215), (49775, 384870729), (149325, 128290243)]