90428505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1753}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 153229440

約数和(自身を除く): 62800935

約数列:

[1, 3, 5, 15, 19, 57, 95, 181, 285, 543, 905, 1753, 2715, 3439, 5259, 8765, 10317, 17195, 26295, 33307, 51585, 99921, 166535, 317293, 499605, 951879, 1586465, 4759395, 6028567, 18085701, 30142835, 90428505]

約数ペア:

[(1, 90428505), (3, 30142835), (5, 18085701), (15, 6028567), (19, 4759395), (57, 1586465), (95, 951879), (181, 499605), (285, 317293), (543, 166535), (905, 99921), (1753, 51585), (2715, 33307), (3439, 26295), (5259, 17195), (8765, 10317)]