243657292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 460768000

約数和(自身を除く): 217110708

約数列:

[1, 2, 4, 19, 38, 67, 76, 109, 134, 218, 268, 436, 439, 878, 1273, 1756, 2071, 2546, 4142, 5092, 7303, 8284, 8341, 14606, 16682, 29212, 29413, 33364, 47851, 58826, 95702, 117652, 138757, 191404, 277514, 555028, 558847, 909169, 1117694, 1818338, 2235388, 3206017, 3636676, 6412034, 12824068, 60914323, 121828646, 243657292]

約数ペア:

[(1, 243657292), (2, 121828646), (4, 60914323), (19, 12824068), (38, 6412034), (67, 3636676), (76, 3206017), (109, 2235388), (134, 1818338), (218, 1117694), (268, 909169), (436, 558847), (439, 555028), (878, 277514), (1273, 191404), (1756, 138757), (2071, 117652), (2546, 95702), (4142, 58826), (5092, 47851), (7303, 33364), (8284, 29413), (8341, 29212), (14606, 16682)]