218152428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1398413}}^1$

素因数の和:1398433

約数の個数: 24

約数和(自身を含む): 548178288

約数和(自身を除く): 330025860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1398413, 2796826, 4195239, 5593652, 8390478, 16780956, 18179369, 36358738, 54538107, 72717476, 109076214, 218152428]

約数ペア:

[(1, 218152428), (2, 109076214), (3, 72717476), (4, 54538107), (6, 36358738), (12, 18179369), (13, 16780956), (26, 8390478), (39, 5593652), (52, 4195239), (78, 2796826), (156, 1398413)]