91285551

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 159584256

約数和(自身を除く): 68298705

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 73, 161, 207, 219, 483, 511, 657, 863, 1449, 1533, 1679, 2589, 4599, 5037, 6041, 7767, 11753, 15111, 18123, 19849, 35259, 54369, 59547, 62999, 105777, 138943, 178641, 188997, 416829, 440993, 566991, 1250487, 1322979, 1448977, 3968937, 4346931, 10142839, 13040793, 30428517, 91285551]

約数ペア:

[(1, 91285551), (3, 30428517), (7, 13040793), (9, 10142839), (21, 4346931), (23, 3968937), (63, 1448977), (69, 1322979), (73, 1250487), (161, 566991), (207, 440993), (219, 416829), (483, 188997), (511, 178641), (657, 138943), (863, 105777), (1449, 62999), (1533, 59547), (1679, 54369), (2589, 35259), (4599, 19849), (5037, 18123), (6041, 15111), (7767, 11753)]