355443790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{21529}}^1$

素因数の和:21676

約数の個数: 32

約数和(自身を含む): 694471680

約数和(自身を除く): 339027890

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 8255, 16510, 21529, 43058, 107645, 215290, 279877, 559754, 1399385, 2734183, 2798770, 5468366, 13670915, 27341830, 35544379, 71088758, 177721895, 355443790]

約数ペア:

[(1, 355443790), (2, 177721895), (5, 71088758), (10, 35544379), (13, 27341830), (26, 13670915), (65, 5468366), (127, 2798770), (130, 2734183), (254, 1399385), (635, 559754), (1270, 279877), (1651, 215290), (3302, 107645), (8255, 43058), (16510, 21529)]