212316279

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 359424000

約数和(自身を除く): 147107721

約数列:

[1, 3, 7, 19, 21, 29, 57, 59, 87, 133, 177, 203, 311, 399, 413, 551, 609, 933, 1121, 1239, 1653, 1711, 2177, 3363, 3857, 5133, 5909, 6531, 7847, 9019, 11571, 11977, 17727, 18349, 23541, 27057, 32509, 35931, 41363, 55047, 63133, 97527, 124089, 128443, 171361, 189399, 227563, 348631, 385329, 514083, 532121, 682689, 1045893, 1199527, 1596363, 2440417, 3598581, 3724847, 7321251, 10110299, 11174541, 30330897, 70772093, 212316279]

約数ペア:

[(1, 212316279), (3, 70772093), (7, 30330897), (19, 11174541), (21, 10110299), (29, 7321251), (57, 3724847), (59, 3598581), (87, 2440417), (133, 1596363), (177, 1199527), (203, 1045893), (311, 682689), (399, 532121), (413, 514083), (551, 385329), (609, 348631), (933, 227563), (1121, 189399), (1239, 171361), (1653, 128443), (1711, 124089), (2177, 97527), (3363, 63133), (3857, 55047), (5133, 41363), (5909, 35931), (6531, 32509), (7847, 27057), (9019, 23541), (11571, 18349), (11977, 17727)]