86991072

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{18493}}^1$

素因数の和:18520

約数の個数: 72

約数和(自身を含む): 265647816

約数和(自身を除く): 178656744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 18493, 36986, 55479, 73972, 110958, 129451, 147944, 221916, 258902, 295888, 388353, 443832, 517804, 591776, 776706, 887664, 906157, 1035608, 1553412, 1775328, 1812314, 2071216, 2718471, 3106824, 3624628, 4142432, 5436942, 6213648, 7249256, 10873884, 12427296, 14498512, 21747768, 28997024, 43495536, 86991072]

約数ペア:

[(1, 86991072), (2, 43495536), (3, 28997024), (4, 21747768), (6, 14498512), (7, 12427296), (8, 10873884), (12, 7249256), (14, 6213648), (16, 5436942), (21, 4142432), (24, 3624628), (28, 3106824), (32, 2718471), (42, 2071216), (48, 1812314), (49, 1775328), (56, 1553412), (84, 1035608), (96, 906157), (98, 887664), (112, 776706), (147, 591776), (168, 517804), (196, 443832), (224, 388353), (294, 295888), (336, 258902), (392, 221916), (588, 147944), (672, 129451), (784, 110958), (1176, 73972), (1568, 55479), (2352, 36986), (4704, 18493)]