19590675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 35497728

約数和(自身を除く): 15907053

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 283, 325, 355, 849, 923, 975, 1065, 1415, 1775, 2769, 3679, 4245, 4615, 5325, 7075, 11037, 13845, 18395, 20093, 21225, 23075, 55185, 60279, 69225, 91975, 100465, 261209, 275925, 301395, 502325, 783627, 1306045, 1506975, 3918135, 6530225, 19590675]

約数ペア:

[(1, 19590675), (3, 6530225), (5, 3918135), (13, 1506975), (15, 1306045), (25, 783627), (39, 502325), (65, 301395), (71, 275925), (75, 261209), (195, 100465), (213, 91975), (283, 69225), (325, 60279), (355, 55185), (849, 23075), (923, 21225), (975, 20093), (1065, 18395), (1415, 13845), (1775, 11037), (2769, 7075), (3679, 5325), (4245, 4615)]