28030205

素因数分解:

$5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{599}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 39398400

約数和(自身を除く): 11368195

約数列:

[1, 5, 7, 35, 49, 191, 245, 599, 955, 1337, 2995, 4193, 6685, 9359, 20965, 29351, 46795, 114409, 146755, 572045, 800863, 4004315, 5606041, 28030205]

約数ペア:

[(1, 28030205), (5, 5606041), (7, 4004315), (35, 800863), (49, 572045), (191, 146755), (245, 114409), (599, 46795), (955, 29351), (1337, 20965), (2995, 9359), (4193, 6685)]