51399845

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 76243200

約数和(自身を除く): 24843355

約数列:

[1, 5, 7, 19, 35, 37, 95, 133, 185, 259, 665, 703, 1295, 2089, 3515, 4921, 10445, 14623, 24605, 39691, 73115, 77293, 198455, 277837, 386465, 541051, 1389185, 1468567, 2705255, 7342835, 10279969, 51399845]

約数ペア:

[(1, 51399845), (5, 10279969), (7, 7342835), (19, 2705255), (35, 1468567), (37, 1389185), (95, 541051), (133, 386465), (185, 277837), (259, 198455), (665, 77293), (703, 73115), (1295, 39691), (2089, 24605), (3515, 14623), (4921, 10445)]