128565570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{612217}}^1$

素因数の和:612234

約数の個数: 32

約数和(自身を含む): 352637568

約数和(自身を除く): 224071998

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 612217, 1224434, 1836651, 3061085, 3673302, 4285519, 6122170, 8571038, 9183255, 12856557, 18366510, 21427595, 25713114, 42855190, 64282785, 128565570]

約数ペア:

[(1, 128565570), (2, 64282785), (3, 42855190), (5, 25713114), (6, 21427595), (7, 18366510), (10, 12856557), (14, 9183255), (15, 8571038), (21, 6122170), (30, 4285519), (35, 3673302), (42, 3061085), (70, 1836651), (105, 1224434), (210, 612217)]