279588477

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:970

約数の個数: 64

約数和(自身を含む): 485498880

約数和(自身を除く): 205910403

約数列:

[1, 3, 7, 17, 19, 21, 47, 51, 57, 119, 133, 141, 323, 329, 357, 399, 799, 877, 893, 969, 987, 2261, 2397, 2631, 2679, 5593, 6139, 6251, 6783, 14909, 15181, 16663, 16779, 18417, 18753, 41219, 44727, 45543, 49989, 104363, 106267, 116641, 123657, 283271, 288533, 313089, 318801, 349923, 700723, 783161, 849813, 865599, 1982897, 2102169, 2349483, 4905061, 5482127, 5948691, 13313737, 14715183, 16446381, 39941211, 93196159, 279588477]

約数ペア:

[(1, 279588477), (3, 93196159), (7, 39941211), (17, 16446381), (19, 14715183), (21, 13313737), (47, 5948691), (51, 5482127), (57, 4905061), (119, 2349483), (133, 2102169), (141, 1982897), (323, 865599), (329, 849813), (357, 783161), (399, 700723), (799, 349923), (877, 318801), (893, 313089), (969, 288533), (987, 283271), (2261, 123657), (2397, 116641), (2631, 106267), (2679, 104363), (5593, 49989), (6139, 45543), (6251, 44727), (6783, 41219), (14909, 18753), (15181, 18417), (16663, 16779)]