23939487

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 43570800

約数和(自身を除く): 19631313

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 89, 99, 117, 121, 143, 171, 209, 247, 267, 363, 429, 627, 741, 801, 979, 1089, 1157, 1287, 1573, 1691, 1881, 2223, 2299, 2717, 2937, 3471, 4719, 5073, 6897, 8151, 8811, 10413, 10769, 12727, 14157, 15219, 18601, 20691, 21983, 24453, 29887, 32307, 38181, 55803, 65949, 89661, 96921, 114543, 139997, 167409, 197847, 204611, 241813, 268983, 419991, 613833, 725439, 1259973, 1841499, 2176317, 2659943, 7979829, 23939487]

約数ペア:

[(1, 23939487), (3, 7979829), (9, 2659943), (11, 2176317), (13, 1841499), (19, 1259973), (33, 725439), (39, 613833), (57, 419991), (89, 268983), (99, 241813), (117, 204611), (121, 197847), (143, 167409), (171, 139997), (209, 114543), (247, 96921), (267, 89661), (363, 65949), (429, 55803), (627, 38181), (741, 32307), (801, 29887), (979, 24453), (1089, 21983), (1157, 20691), (1287, 18601), (1573, 15219), (1691, 14157), (1881, 12727), (2223, 10769), (2299, 10413), (2717, 8811), (2937, 8151), (3471, 6897), (4719, 5073)]