51887979

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 91929600

約数和(自身を除く): 40041621

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 89, 99, 117, 143, 151, 267, 297, 351, 429, 453, 801, 979, 1157, 1287, 1359, 1661, 1963, 2403, 2937, 3471, 3861, 4077, 4983, 5889, 8811, 10413, 12727, 13439, 14949, 17667, 21593, 26433, 31239, 38181, 40317, 44847, 53001, 64779, 114543, 120951, 147829, 174707, 194337, 343629, 362853, 443487, 524121, 583011, 1330461, 1572363, 1921777, 3991383, 4717089, 5765331, 17295993, 51887979]

約数ペア:

[(1, 51887979), (3, 17295993), (9, 5765331), (11, 4717089), (13, 3991383), (27, 1921777), (33, 1572363), (39, 1330461), (89, 583011), (99, 524121), (117, 443487), (143, 362853), (151, 343629), (267, 194337), (297, 174707), (351, 147829), (429, 120951), (453, 114543), (801, 64779), (979, 53001), (1157, 44847), (1287, 40317), (1359, 38181), (1661, 31239), (1963, 26433), (2403, 21593), (2937, 17667), (3471, 14949), (3861, 13439), (4077, 12727), (4983, 10413), (5889, 8811)]