5147205

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 9849600

約数和(自身を除く): 4702395

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 149, 235, 245, 329, 447, 705, 735, 745, 987, 1043, 1645, 2235, 2303, 3129, 4935, 5215, 6909, 7003, 7301, 11515, 15645, 21009, 21903, 34545, 35015, 36505, 49021, 105045, 109515, 147063, 245105, 343147, 735315, 1029441, 1715735, 5147205]

約数ペア:

[(1, 5147205), (3, 1715735), (5, 1029441), (7, 735315), (15, 343147), (21, 245105), (35, 147063), (47, 109515), (49, 105045), (105, 49021), (141, 36505), (147, 35015), (149, 34545), (235, 21903), (245, 21009), (329, 15645), (447, 11515), (705, 7301), (735, 7003), (745, 6909), (987, 5215), (1043, 4935), (1645, 3129), (2235, 2303)]