78438357

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:662

約数の個数: 36

約数和(自身を含む): 122842980

約数和(自身を除く): 44404623

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 289, 477, 569, 867, 901, 1707, 2601, 2703, 5121, 8109, 9673, 15317, 29019, 30157, 45951, 87057, 90471, 137853, 164441, 271413, 493323, 512669, 1479969, 1538007, 4614021, 8715373, 26146119, 78438357]

約数ペア:

[(1, 78438357), (3, 26146119), (9, 8715373), (17, 4614021), (51, 1538007), (53, 1479969), (153, 512669), (159, 493323), (289, 271413), (477, 164441), (569, 137853), (867, 90471), (901, 87057), (1707, 45951), (2601, 30157), (2703, 29019), (5121, 15317), (8109, 9673)]