263897388

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{138311}}^1$

素因数の和:138374

約数の個数: 36

約数和(自身を含む): 679665168

約数和(自身を除く): 415767780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 138311, 276622, 414933, 553244, 829866, 1244799, 1659732, 2489598, 4979196, 7330483, 14660966, 21991449, 29321932, 43982898, 65974347, 87965796, 131948694, 263897388]

約数ペア:

[(1, 263897388), (2, 131948694), (3, 87965796), (4, 65974347), (6, 43982898), (9, 29321932), (12, 21991449), (18, 14660966), (36, 7330483), (53, 4979196), (106, 2489598), (159, 1659732), (212, 1244799), (318, 829866), (477, 553244), (636, 414933), (954, 276622), (1908, 138311)]