263485155

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{5557}}^1$

素因数の和:5703

約数の個数: 32

約数和(自身を含む): 440193600

約数和(自身を除く): 176708445

約数列:

[1, 3, 5, 15, 29, 87, 109, 145, 327, 435, 545, 1635, 3161, 5557, 9483, 15805, 16671, 27785, 47415, 83355, 161153, 483459, 605713, 805765, 1817139, 2417295, 3028565, 9085695, 17565677, 52697031, 87828385, 263485155]

約数ペア:

[(1, 263485155), (3, 87828385), (5, 52697031), (15, 17565677), (29, 9085695), (87, 3028565), (109, 2417295), (145, 1817139), (327, 805765), (435, 605713), (545, 483459), (1635, 161153), (3161, 83355), (5557, 47415), (9483, 27785), (15805, 16671)]