83878335

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2917}}^1$

素因数の和:3005

約数の個数: 40

約数和(自身を含む): 152529696

約数和(自身を除く): 68651361

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 2917, 3195, 5751, 8751, 9585, 14585, 26253, 28755, 43755, 78759, 131265, 207107, 236277, 393795, 621321, 1035535, 1181385, 1863963, 3106605, 5591889, 9319815, 16775667, 27959445, 83878335]

約数ペア:

[(1, 83878335), (3, 27959445), (5, 16775667), (9, 9319815), (15, 5591889), (27, 3106605), (45, 1863963), (71, 1181385), (81, 1035535), (135, 621321), (213, 393795), (355, 236277), (405, 207107), (639, 131265), (1065, 78759), (1917, 43755), (2917, 28755), (3195, 26253), (5751, 14585), (8751, 9585)]