207989805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 360972288

約数和(自身を除く): 152982483

約数列:

[1, 3, 5, 15, 23, 47, 69, 101, 115, 127, 141, 235, 303, 345, 381, 505, 635, 705, 1081, 1515, 1905, 2323, 2921, 3243, 4747, 5405, 5969, 6969, 8763, 11615, 12827, 14241, 14605, 16215, 17907, 23735, 29845, 34845, 38481, 43815, 64135, 71205, 89535, 109181, 137287, 192405, 295021, 327543, 411861, 545905, 602869, 686435, 885063, 1475105, 1637715, 1808607, 2059305, 3014345, 4425315, 9043035, 13865987, 41597961, 69329935, 207989805]

約数ペア:

[(1, 207989805), (3, 69329935), (5, 41597961), (15, 13865987), (23, 9043035), (47, 4425315), (69, 3014345), (101, 2059305), (115, 1808607), (127, 1637715), (141, 1475105), (235, 885063), (303, 686435), (345, 602869), (381, 545905), (505, 411861), (635, 327543), (705, 295021), (1081, 192405), (1515, 137287), (1905, 109181), (2323, 89535), (2921, 71205), (3243, 64135), (4747, 43815), (5405, 38481), (5969, 34845), (6969, 29845), (8763, 23735), (11615, 17907), (12827, 16215), (14241, 14605)]