205314867

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 318240000

約数和(自身を除く): 112925133

約数列:

[1, 3, 9, 29, 59, 67, 87, 177, 199, 201, 261, 531, 597, 603, 1711, 1791, 1943, 3953, 5133, 5771, 5829, 11741, 11859, 13333, 15399, 17313, 17487, 35223, 35577, 39999, 51939, 105669, 114637, 119997, 340489, 343911, 386657, 786647, 1021467, 1031733, 1159971, 2359941, 3064401, 3479913, 7079823, 22812763, 68438289, 205314867]

約数ペア:

[(1, 205314867), (3, 68438289), (9, 22812763), (29, 7079823), (59, 3479913), (67, 3064401), (87, 2359941), (177, 1159971), (199, 1031733), (201, 1021467), (261, 786647), (531, 386657), (597, 343911), (603, 340489), (1711, 119997), (1791, 114637), (1943, 105669), (3953, 51939), (5133, 39999), (5771, 35577), (5829, 35223), (11741, 17487), (11859, 17313), (13333, 15399)]