42189665

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 63541632

約数和(自身を除く): 21351967

約数列:

[1, 5, 7, 17, 35, 43, 85, 97, 119, 215, 289, 301, 485, 595, 679, 731, 1445, 1505, 1649, 2023, 3395, 3655, 4171, 5117, 8245, 10115, 11543, 12427, 20855, 25585, 28033, 29197, 57715, 62135, 70907, 86989, 140165, 145985, 196231, 354535, 434945, 496349, 981155, 1205419, 2481745, 6027095, 8437933, 42189665]

約数ペア:

[(1, 42189665), (5, 8437933), (7, 6027095), (17, 2481745), (35, 1205419), (43, 981155), (85, 496349), (97, 434945), (119, 354535), (215, 196231), (289, 145985), (301, 140165), (485, 86989), (595, 70907), (679, 62135), (731, 57715), (1445, 29197), (1505, 28033), (1649, 25585), (2023, 20855), (3395, 12427), (3655, 11543), (4171, 10115), (5117, 8245)]