78054956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163981}}^1$

素因数の和:164009

約数の個数: 24

約数和(自身を含む): 165293856

約数和(自身を除く): 87238900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 163981, 327962, 655924, 1147867, 2295734, 2787677, 4591468, 5575354, 11150708, 19513739, 39027478, 78054956]

約数ペア:

[(1, 78054956), (2, 39027478), (4, 19513739), (7, 11150708), (14, 5575354), (17, 4591468), (28, 2787677), (34, 2295734), (68, 1147867), (119, 655924), (238, 327962), (476, 163981)]