200660985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20549}}^1$

素因数の和:20598

約数の個数: 48

約数和(自身を含む): 410342400

約数和(自身を除く): 209681415

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 20549, 61647, 102745, 143843, 184941, 308235, 431529, 637019, 719215, 924705, 1294587, 1911057, 2157645, 3185095, 4459133, 5733171, 6472935, 9555285, 13377399, 22295665, 28665855, 40132197, 66886995, 200660985]

約数ペア:

[(1, 200660985), (3, 66886995), (5, 40132197), (7, 28665855), (9, 22295665), (15, 13377399), (21, 9555285), (31, 6472935), (35, 5733171), (45, 4459133), (63, 3185095), (93, 2157645), (105, 1911057), (155, 1294587), (217, 924705), (279, 719215), (315, 637019), (465, 431529), (651, 308235), (1085, 184941), (1395, 143843), (1953, 102745), (3255, 61647), (9765, 20549)]