205658865

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 382060800

約数和(自身を除く): 176401935

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 131, 135, 145, 261, 393, 401, 435, 655, 783, 1179, 1203, 1305, 1965, 2005, 3537, 3609, 3799, 3915, 5895, 6015, 10827, 11397, 11629, 17685, 18045, 18995, 34191, 34887, 52531, 54135, 56985, 58145, 102573, 104661, 157593, 170955, 174435, 262655, 313983, 472779, 512865, 523305, 787965, 1418337, 1523399, 1569915, 2363895, 4570197, 7091685, 7616995, 13710591, 22850985, 41131773, 68552955, 205658865]

約数ペア:

[(1, 205658865), (3, 68552955), (5, 41131773), (9, 22850985), (15, 13710591), (27, 7616995), (29, 7091685), (45, 4570197), (87, 2363895), (131, 1569915), (135, 1523399), (145, 1418337), (261, 787965), (393, 523305), (401, 512865), (435, 472779), (655, 313983), (783, 262655), (1179, 174435), (1203, 170955), (1305, 157593), (1965, 104661), (2005, 102573), (3537, 58145), (3609, 56985), (3799, 54135), (3915, 52531), (5895, 34887), (6015, 34191), (10827, 18995), (11397, 18045), (11629, 17685)]