42978915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2968

約数の個数: 48

約数和(自身を含む): 86980608

約数和(自身を除く): 44001693

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 2115, 2903, 2961, 4935, 8709, 14515, 14805, 20321, 26127, 43545, 60963, 101605, 130635, 136441, 182889, 304815, 409323, 682205, 914445, 955087, 1227969, 2046615, 2865261, 4775435, 6139845, 8595783, 14326305, 42978915]

約数ペア:

[(1, 42978915), (3, 14326305), (5, 8595783), (7, 6139845), (9, 4775435), (15, 2865261), (21, 2046615), (35, 1227969), (45, 955087), (47, 914445), (63, 682205), (105, 409323), (141, 304815), (235, 182889), (315, 136441), (329, 130635), (423, 101605), (705, 60963), (987, 43545), (1645, 26127), (2115, 20321), (2903, 14805), (2961, 14515), (4935, 8709)]