28003815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4716

約数の個数: 48

約数和(自身を含む): 58406400

約数和(自身を除く): 30402585

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 4679, 5985, 14037, 23395, 32753, 42111, 70185, 88901, 98259, 163765, 210555, 266703, 294777, 444505, 491295, 622307, 800109, 1333515, 1473885, 1866921, 3111535, 4000545, 5600763, 9334605, 28003815]

約数ペア:

[(1, 28003815), (3, 9334605), (5, 5600763), (7, 4000545), (9, 3111535), (15, 1866921), (19, 1473885), (21, 1333515), (35, 800109), (45, 622307), (57, 491295), (63, 444505), (95, 294777), (105, 266703), (133, 210555), (171, 163765), (285, 98259), (315, 88901), (399, 70185), (665, 42111), (855, 32753), (1197, 23395), (1995, 14037), (4679, 5985)]