1897366923

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1638

約数の個数: 80

約数和(自身を含む): 3228318720

約数和(自身を除く): 1330951797

約数列:

[1, 3, 9, 17, 19, 27, 47, 51, 57, 81, 141, 153, 171, 323, 423, 459, 513, 799, 893, 969, 1269, 1377, 1539, 1543, 2397, 2679, 2907, 3807, 4629, 7191, 8037, 8721, 13887, 15181, 21573, 24111, 26163, 26231, 29317, 41661, 45543, 64719, 72333, 72521, 78693, 87951, 124983, 136629, 217563, 236079, 263853, 409887, 498389, 652689, 708237, 791559, 1229661, 1232857, 1377899, 1495167, 1958067, 2124711, 2374677, 3698571, 4133697, 4485501, 5874201, 11095713, 12401091, 13456503, 23424283, 33287139, 37203273, 40369509, 70272849, 99861417, 111609819, 210818547, 632455641, 1897366923]

約数ペア:

[(1, 1897366923), (3, 632455641), (9, 210818547), (17, 111609819), (19, 99861417), (27, 70272849), (47, 40369509), (51, 37203273), (57, 33287139), (81, 23424283), (141, 13456503), (153, 12401091), (171, 11095713), (323, 5874201), (423, 4485501), (459, 4133697), (513, 3698571), (799, 2374677), (893, 2124711), (969, 1958067), (1269, 1495167), (1377, 1377899), (1539, 1232857), (1543, 1229661), (2397, 791559), (2679, 708237), (2907, 652689), (3807, 498389), (4629, 409887), (7191, 263853), (8037, 236079), (8721, 217563), (13887, 136629), (15181, 124983), (21573, 87951), (24111, 78693), (26163, 72521), (26231, 72333), (29317, 64719), (41661, 45543)]