191505645

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 340524912

約数和(自身を除く): 149019267

約数列:

[1, 3, 5, 9, 15, 45, 73, 97, 219, 291, 365, 485, 601, 657, 873, 1095, 1455, 1803, 3005, 3285, 4365, 5409, 7081, 9015, 21243, 27045, 35405, 43873, 58297, 63729, 106215, 131619, 174891, 219365, 291485, 318645, 394857, 524673, 658095, 874455, 1974285, 2623365, 4255681, 12767043, 21278405, 38301129, 63835215, 191505645]

約数ペア:

[(1, 191505645), (3, 63835215), (5, 38301129), (9, 21278405), (15, 12767043), (45, 4255681), (73, 2623365), (97, 1974285), (219, 874455), (291, 658095), (365, 524673), (485, 394857), (601, 318645), (657, 291485), (873, 219365), (1095, 174891), (1455, 131619), (1803, 106215), (3005, 63729), (3285, 58297), (4365, 43873), (5409, 35405), (7081, 27045), (9015, 21243)]