205870518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{544631}}^1$

素因数の和:544649

約数の個数: 32

約数和(自身を含む): 522846720

約数和(自身を除く): 316976202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 544631, 1089262, 1633893, 3267786, 3812417, 4901679, 7624834, 9803358, 11437251, 14705037, 22874502, 29410074, 34311753, 68623506, 102935259, 205870518]

約数ペア:

[(1, 205870518), (2, 102935259), (3, 68623506), (6, 34311753), (7, 29410074), (9, 22874502), (14, 14705037), (18, 11437251), (21, 9803358), (27, 7624834), (42, 4901679), (54, 3812417), (63, 3267786), (126, 1633893), (189, 1089262), (378, 544631)]