200449305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21943}}^1$

素因数の和:21990

約数の個数: 48

約数和(自身を含む): 410791680

約数和(自身を除く): 210342375

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 9135, 21943, 65829, 109715, 153601, 197487, 329145, 460803, 636347, 768005, 987435, 1382409, 1909041, 2304015, 3181735, 4454429, 5727123, 6912045, 9545205, 13363287, 22272145, 28635615, 40089861, 66816435, 200449305]

約数ペア:

[(1, 200449305), (3, 66816435), (5, 40089861), (7, 28635615), (9, 22272145), (15, 13363287), (21, 9545205), (29, 6912045), (35, 5727123), (45, 4454429), (63, 3181735), (87, 2304015), (105, 1909041), (145, 1382409), (203, 987435), (261, 768005), (315, 636347), (435, 460803), (609, 329145), (1015, 197487), (1305, 153601), (1827, 109715), (3045, 65829), (9135, 21943)]