520030071

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 856638720

約数和(自身を除く): 336608649

約数列:

[1, 3, 9, 11, 27, 33, 59, 99, 177, 297, 503, 531, 649, 1509, 1593, 1947, 3481, 4527, 5533, 5841, 10443, 13581, 16599, 17523, 29677, 31329, 38291, 49797, 89031, 93987, 114873, 149391, 267093, 326447, 344619, 801279, 979341, 1033857, 1750943, 2938023, 5252829, 8814069, 15758487, 19260373, 47275461, 57781119, 173343357, 520030071]

約数ペア:

[(1, 520030071), (3, 173343357), (9, 57781119), (11, 47275461), (27, 19260373), (33, 15758487), (59, 8814069), (99, 5252829), (177, 2938023), (297, 1750943), (503, 1033857), (531, 979341), (649, 801279), (1509, 344619), (1593, 326447), (1947, 267093), (3481, 149391), (4527, 114873), (5533, 93987), (5841, 89031), (10443, 49797), (13581, 38291), (16599, 31329), (17523, 29677)]