56978418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1356629}}^1$

素因数の和:1356641

約数の個数: 16

約数和(自身を含む): 130236480

約数和(自身を除く): 73258062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1356629, 2713258, 4069887, 8139774, 9496403, 18992806, 28489209, 56978418]

約数ペア:

[(1, 56978418), (2, 28489209), (3, 18992806), (6, 9496403), (7, 8139774), (14, 4069887), (21, 2713258), (42, 1356629)]