42921855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 82948320

約数和(自身を除く): 40026465

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, 2953, 4845, 8859, 14535, 14765, 26577, 44295, 50201, 56107, 132885, 150603, 168321, 251005, 280535, 451809, 504963, 753015, 841605, 953819, 2259045, 2524815, 2861457, 4769095, 8584371, 14307285, 42921855]

約数ペア:

[(1, 42921855), (3, 14307285), (5, 8584371), (9, 4769095), (15, 2861457), (17, 2524815), (19, 2259045), (45, 953819), (51, 841605), (57, 753015), (85, 504963), (95, 451809), (153, 280535), (171, 251005), (255, 168321), (285, 150603), (323, 132885), (765, 56107), (855, 50201), (969, 44295), (1615, 26577), (2907, 14765), (2953, 14535), (4845, 8859)]