289898455

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^3\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 449740800

約数和(自身を除く): 159842345

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 121, 127, 245, 343, 385, 539, 605, 635, 847, 889, 1331, 1397, 1715, 2695, 3773, 4235, 4445, 5929, 6223, 6655, 6985, 9317, 9779, 15367, 18865, 29645, 31115, 41503, 43561, 46585, 48895, 65219, 68453, 76835, 107569, 169037, 207515, 217805, 326095, 342265, 456533, 479171, 537845, 752983, 845185, 1183259, 2282665, 2395855, 3764915, 5270881, 5916295, 8282813, 26354405, 41414065, 57979691, 289898455]

約数ペア:

[(1, 289898455), (5, 57979691), (7, 41414065), (11, 26354405), (35, 8282813), (49, 5916295), (55, 5270881), (77, 3764915), (121, 2395855), (127, 2282665), (245, 1183259), (343, 845185), (385, 752983), (539, 537845), (605, 479171), (635, 456533), (847, 342265), (889, 326095), (1331, 217805), (1397, 207515), (1715, 169037), (2695, 107569), (3773, 76835), (4235, 68453), (4445, 65219), (5929, 48895), (6223, 46585), (6655, 43561), (6985, 41503), (9317, 31115), (9779, 29645), (15367, 18865)]