28108605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 24750915

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 167, 229, 245, 501, 687, 735, 835, 1145, 1169, 1603, 2505, 3435, 3507, 4809, 5845, 8015, 8183, 11221, 17535, 24045, 24549, 33663, 38243, 40915, 56105, 114729, 122745, 168315, 191215, 267701, 573645, 803103, 1338505, 1873907, 4015515, 5621721, 9369535, 28108605]

約数ペア:

[(1, 28108605), (3, 9369535), (5, 5621721), (7, 4015515), (15, 1873907), (21, 1338505), (35, 803103), (49, 573645), (105, 267701), (147, 191215), (167, 168315), (229, 122745), (245, 114729), (501, 56105), (687, 40915), (735, 38243), (835, 33663), (1145, 24549), (1169, 24045), (1603, 17535), (2505, 11221), (3435, 8183), (3507, 8015), (4809, 5845)]