206949075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 377149968

約数和(自身を除く): 170200893

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 193, 255, 425, 435, 493, 579, 725, 841, 965, 1275, 1479, 2175, 2465, 2523, 2895, 3281, 4205, 4825, 5597, 7395, 9843, 12325, 12615, 14297, 14475, 16405, 16791, 21025, 27985, 36975, 42891, 49215, 63075, 71485, 82025, 83955, 95149, 139925, 162313, 214455, 246075, 285447, 357425, 419775, 475745, 486939, 811565, 1072275, 1427235, 2378725, 2434695, 2759321, 4057825, 7136175, 8277963, 12173475, 13796605, 41389815, 68983025, 206949075]

約数ペア:

[(1, 206949075), (3, 68983025), (5, 41389815), (15, 13796605), (17, 12173475), (25, 8277963), (29, 7136175), (51, 4057825), (75, 2759321), (85, 2434695), (87, 2378725), (145, 1427235), (193, 1072275), (255, 811565), (425, 486939), (435, 475745), (493, 419775), (579, 357425), (725, 285447), (841, 246075), (965, 214455), (1275, 162313), (1479, 139925), (2175, 95149), (2465, 83955), (2523, 82025), (2895, 71485), (3281, 63075), (4205, 49215), (4825, 42891), (5597, 36975), (7395, 27985), (9843, 21025), (12325, 16791), (12615, 16405), (14297, 14475)]