216176015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5591}}^1$

素因数の和:5663

約数の個数: 32

約数和(自身を含む): 305994240

約数和(自身を除く): 89818225

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 2035, 3515, 5591, 7733, 27955, 38665, 61501, 106229, 206867, 307505, 531145, 1034335, 1168519, 2275537, 3930473, 5842595, 11377685, 19652365, 43235203, 216176015]

約数ペア:

[(1, 216176015), (5, 43235203), (11, 19652365), (19, 11377685), (37, 5842595), (55, 3930473), (95, 2275537), (185, 1168519), (209, 1034335), (407, 531145), (703, 307505), (1045, 206867), (2035, 106229), (3515, 61501), (5591, 38665), (7733, 27955)]