518336

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:121

約数の個数: 56

約数和(自身を含む): 1280160

約数和(自身を除く): 761824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 89, 91, 104, 112, 178, 182, 208, 224, 356, 364, 416, 448, 623, 712, 728, 832, 1157, 1246, 1424, 1456, 2314, 2492, 2848, 2912, 4628, 4984, 5696, 5824, 8099, 9256, 9968, 16198, 18512, 19936, 32396, 37024, 39872, 64792, 74048, 129584, 259168, 518336]

約数ペア:

[(1, 518336), (2, 259168), (4, 129584), (7, 74048), (8, 64792), (13, 39872), (14, 37024), (16, 32396), (26, 19936), (28, 18512), (32, 16198), (52, 9968), (56, 9256), (64, 8099), (89, 5824), (91, 5696), (104, 4984), (112, 4628), (178, 2912), (182, 2848), (208, 2492), (224, 2314), (356, 1456), (364, 1424), (416, 1246), (448, 1157), (623, 832), (712, 728)]