1031985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 2021760

約数和(自身を除く): 989775

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 71, 85, 95, 153, 171, 213, 255, 285, 323, 355, 639, 765, 855, 969, 1065, 1207, 1349, 1615, 2907, 3195, 3621, 4047, 4845, 6035, 6745, 10863, 12141, 14535, 18105, 20235, 22933, 54315, 60705, 68799, 114665, 206397, 343995, 1031985]

約数ペア:

[(1, 1031985), (3, 343995), (5, 206397), (9, 114665), (15, 68799), (17, 60705), (19, 54315), (45, 22933), (51, 20235), (57, 18105), (71, 14535), (85, 12141), (95, 10863), (153, 6745), (171, 6035), (213, 4845), (255, 4047), (285, 3621), (323, 3195), (355, 2907), (639, 1615), (765, 1349), (855, 1207), (969, 1065)]