389812227

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 669772800

約数和(自身を除く): 279960573

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 101, 119, 133, 303, 323, 357, 399, 569, 707, 969, 1707, 1717, 1919, 2121, 2261, 3983, 5151, 5757, 6783, 9673, 10811, 11949, 12019, 13433, 29019, 32433, 32623, 36057, 40299, 57469, 67711, 75677, 97869, 172407, 183787, 203133, 227031, 228361, 402283, 551361, 685083, 976973, 1091911, 1206849, 1286509, 2930919, 3275733, 3859527, 6838811, 7643377, 18562487, 20516433, 22930131, 55687461, 129937409, 389812227]

約数ペア:

[(1, 389812227), (3, 129937409), (7, 55687461), (17, 22930131), (19, 20516433), (21, 18562487), (51, 7643377), (57, 6838811), (101, 3859527), (119, 3275733), (133, 2930919), (303, 1286509), (323, 1206849), (357, 1091911), (399, 976973), (569, 685083), (707, 551361), (969, 402283), (1707, 228361), (1717, 227031), (1919, 203133), (2121, 183787), (2261, 172407), (3983, 97869), (5151, 75677), (5757, 67711), (6783, 57469), (9673, 40299), (10811, 36057), (11949, 32623), (12019, 32433), (13433, 29019)]