42666478

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:424

約数の個数: 24

約数和(自身を含む): 67206240

約数和(自身を除く): 24539762

約数列:

[1, 2, 31, 62, 79, 158, 281, 562, 961, 1922, 2449, 4898, 8711, 17422, 22199, 44398, 75919, 151838, 270041, 540082, 688169, 1376338, 21333239, 42666478]

約数ペア:

[(1, 42666478), (2, 21333239), (31, 1376338), (62, 688169), (79, 540082), (158, 270041), (281, 151838), (562, 75919), (961, 44398), (1922, 22199), (2449, 17422), (4898, 8711)]