159885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 48

約数和(自身を含む): 336960

約数和(自身を除く): 177075

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 45, 51, 55, 57, 85, 95, 99, 153, 165, 171, 187, 209, 255, 285, 323, 495, 561, 627, 765, 855, 935, 969, 1045, 1615, 1683, 1881, 2805, 2907, 3135, 3553, 4845, 8415, 9405, 10659, 14535, 17765, 31977, 53295, 159885]

約数ペア:

[(1, 159885), (3, 53295), (5, 31977), (9, 17765), (11, 14535), (15, 10659), (17, 9405), (19, 8415), (33, 4845), (45, 3553), (51, 3135), (55, 2907), (57, 2805), (85, 1881), (95, 1683), (99, 1615), (153, 1045), (165, 969), (171, 935), (187, 855), (209, 765), (255, 627), (285, 561), (323, 495)]