2048702985

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:764

約数の個数: 96

約数和(自身を含む): 4164076800

約数和(自身を除く): 2115373815

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 331, 343, 401, 441, 735, 993, 1029, 1203, 1655, 1715, 2005, 2205, 2317, 2807, 2979, 3087, 3609, 4965, 5145, 6015, 6951, 8421, 11585, 14035, 14895, 15435, 16219, 18045, 19649, 20853, 25263, 34755, 42105, 48657, 58947, 81095, 98245, 104265, 113533, 126315, 132731, 137543, 145971, 176841, 243285, 294735, 340599, 398193, 412629, 567665, 663655, 687715, 729855, 884205, 929117, 1021797, 1194579, 1237887, 1702995, 1990965, 2063145, 2787351, 4645585, 5108985, 5972895, 6189435, 6503819, 8362053, 13936755, 19511457, 32519095, 41810265, 45526733, 58534371, 97557285, 136580199, 227633665, 292671855, 409740597, 682900995, 2048702985]

約数ペア:

[(1, 2048702985), (3, 682900995), (5, 409740597), (7, 292671855), (9, 227633665), (15, 136580199), (21, 97557285), (35, 58534371), (45, 45526733), (49, 41810265), (63, 32519095), (105, 19511457), (147, 13936755), (245, 8362053), (315, 6503819), (331, 6189435), (343, 5972895), (401, 5108985), (441, 4645585), (735, 2787351), (993, 2063145), (1029, 1990965), (1203, 1702995), (1655, 1237887), (1715, 1194579), (2005, 1021797), (2205, 929117), (2317, 884205), (2807, 729855), (2979, 687715), (3087, 663655), (3609, 567665), (4965, 412629), (5145, 398193), (6015, 340599), (6951, 294735), (8421, 243285), (11585, 176841), (14035, 145971), (14895, 137543), (15435, 132731), (16219, 126315), (18045, 113533), (19649, 104265), (20853, 98245), (25263, 81095), (34755, 58947), (42105, 48657)]