72818405

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{3253}}^1$

素因数の和:3317

約数の個数: 24

約数和(自身を含む): 98674296

約数和(自身を除く): 25855891

約数列:

[1, 5, 11, 37, 55, 121, 185, 407, 605, 2035, 3253, 4477, 16265, 22385, 35783, 120361, 178915, 393613, 601805, 1323971, 1968065, 6619855, 14563681, 72818405]

約数ペア:

[(1, 72818405), (5, 14563681), (11, 6619855), (37, 1968065), (55, 1323971), (121, 601805), (185, 393613), (407, 178915), (605, 120361), (2035, 35783), (3253, 22385), (4477, 16265)]