8223488

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 20260128

約数和(自身を除く): 12036640

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 353, 364, 416, 448, 706, 728, 832, 896, 1412, 1456, 1664, 1792, 2471, 2824, 2912, 3328, 4589, 4942, 5648, 5824, 9178, 9884, 11296, 11648, 18356, 19768, 22592, 23296, 32123, 36712, 39536, 45184, 64246, 73424, 79072, 90368, 128492, 146848, 158144, 256984, 293696, 316288, 513968, 587392, 632576, 1027936, 1174784, 2055872, 4111744, 8223488]

約数ペア:

[(1, 8223488), (2, 4111744), (4, 2055872), (7, 1174784), (8, 1027936), (13, 632576), (14, 587392), (16, 513968), (26, 316288), (28, 293696), (32, 256984), (52, 158144), (56, 146848), (64, 128492), (91, 90368), (104, 79072), (112, 73424), (128, 64246), (182, 45184), (208, 39536), (224, 36712), (256, 32123), (353, 23296), (364, 22592), (416, 19768), (448, 18356), (706, 11648), (728, 11296), (832, 9884), (896, 9178), (1412, 5824), (1456, 5648), (1664, 4942), (1792, 4589), (2471, 3328), (2824, 2912)]