243828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:544

約数の個数: 36

約数和(自身を含む): 665028

約数和(自身を除く): 421200

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 521, 1042, 1563, 2084, 3126, 4689, 6252, 6773, 9378, 13546, 18756, 20319, 27092, 40638, 60957, 81276, 121914, 243828]

約数ペア:

[(1, 243828), (2, 121914), (3, 81276), (4, 60957), (6, 40638), (9, 27092), (12, 20319), (13, 18756), (18, 13546), (26, 9378), (36, 6773), (39, 6252), (52, 4689), (78, 3126), (117, 2084), (156, 1563), (234, 1042), (468, 521)]