206825745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 392232960

約数和(自身を除く): 185407215

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 139, 185, 259, 383, 417, 555, 695, 777, 973, 1149, 1295, 1915, 2085, 2681, 2919, 3885, 4865, 5143, 5745, 8043, 13405, 14171, 14595, 15429, 25715, 36001, 40215, 42513, 53237, 70855, 77145, 99197, 108003, 159711, 180005, 212565, 266185, 297591, 372659, 495985, 540015, 798555, 1117977, 1487955, 1863295, 1969769, 5589885, 5909307, 9848845, 13788383, 29546535, 41365149, 68941915, 206825745]

約数ペア:

[(1, 206825745), (3, 68941915), (5, 41365149), (7, 29546535), (15, 13788383), (21, 9848845), (35, 5909307), (37, 5589885), (105, 1969769), (111, 1863295), (139, 1487955), (185, 1117977), (259, 798555), (383, 540015), (417, 495985), (555, 372659), (695, 297591), (777, 266185), (973, 212565), (1149, 180005), (1295, 159711), (1915, 108003), (2085, 99197), (2681, 77145), (2919, 70855), (3885, 53237), (4865, 42513), (5143, 40215), (5745, 36001), (8043, 25715), (13405, 15429), (14171, 14595)]