201440565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13859}}^1$

素因数の和:13906

約数の個数: 48

約数和(自身を含む): 389188800

約数和(自身を除く): 187748235

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2907, 4845, 13859, 14535, 41577, 69295, 124731, 207885, 235603, 263321, 623655, 706809, 789963, 1178015, 1316605, 2120427, 2369889, 3534045, 3949815, 4476457, 10602135, 11849445, 13429371, 22382285, 40288113, 67146855, 201440565]

約数ペア:

[(1, 201440565), (3, 67146855), (5, 40288113), (9, 22382285), (15, 13429371), (17, 11849445), (19, 10602135), (45, 4476457), (51, 3949815), (57, 3534045), (85, 2369889), (95, 2120427), (153, 1316605), (171, 1178015), (255, 789963), (285, 706809), (323, 623655), (765, 263321), (855, 235603), (969, 207885), (1615, 124731), (2907, 69295), (4845, 41577), (13859, 14535)]