493171855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 659923200

約数和(自身を除く): 166751345

約数列:

[1, 5, 11, 55, 59, 295, 379, 401, 649, 1895, 2005, 3245, 4169, 4411, 20845, 22055, 22361, 23659, 111805, 118295, 151979, 245971, 260249, 759895, 1229855, 1301245, 1671769, 8358845, 8966761, 44833805, 98634371, 493171855]

約数ペア:

[(1, 493171855), (5, 98634371), (11, 44833805), (55, 8966761), (59, 8358845), (295, 1671769), (379, 1301245), (401, 1229855), (649, 759895), (1895, 260249), (2005, 245971), (3245, 151979), (4169, 118295), (4411, 111805), (20845, 23659), (22055, 22361)]