71463861

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 122828160

約数和(自身を除く): 51364299

約数列:

[1, 3, 7, 9, 21, 41, 63, 73, 123, 219, 287, 369, 379, 511, 657, 861, 1137, 1533, 2583, 2653, 2993, 3411, 4599, 7959, 8979, 15539, 20951, 23877, 26937, 27667, 46617, 62853, 83001, 108773, 139851, 188559, 193669, 249003, 326319, 581007, 978957, 1134347, 1743021, 3403041, 7940429, 10209123, 23821287, 71463861]

約数ペア:

[(1, 71463861), (3, 23821287), (7, 10209123), (9, 7940429), (21, 3403041), (41, 1743021), (63, 1134347), (73, 978957), (123, 581007), (219, 326319), (287, 249003), (369, 193669), (379, 188559), (511, 139851), (657, 108773), (861, 83001), (1137, 62853), (1533, 46617), (2583, 27667), (2653, 26937), (2993, 23877), (3411, 20951), (4599, 15539), (7959, 8979)]