61281916

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:147

約数の個数: 54

約数和(自身を含む): 120079008

約数和(自身を除く): 58797092

約数列:

[1, 2, 4, 19, 31, 37, 38, 62, 74, 76, 124, 148, 361, 589, 703, 722, 1147, 1178, 1369, 1406, 1444, 2294, 2356, 2738, 2812, 4588, 5476, 11191, 13357, 21793, 22382, 26011, 26714, 42439, 43586, 44764, 52022, 53428, 84878, 87172, 104044, 169756, 414067, 494209, 806341, 828134, 988418, 1612682, 1656268, 1976836, 3225364, 15320479, 30640958, 61281916]

約数ペア:

[(1, 61281916), (2, 30640958), (4, 15320479), (19, 3225364), (31, 1976836), (37, 1656268), (38, 1612682), (62, 988418), (74, 828134), (76, 806341), (124, 494209), (148, 414067), (361, 169756), (589, 104044), (703, 87172), (722, 84878), (1147, 53428), (1178, 52022), (1369, 44764), (1406, 43586), (1444, 42439), (2294, 26714), (2356, 26011), (2738, 22382), (2812, 21793), (4588, 13357), (5476, 11191)]