249898419

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1181}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 393180480

約数和(自身を除く): 143282061

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 461, 1181, 1383, 3543, 4149, 7837, 10629, 12447, 20077, 23511, 31887, 60231, 70533, 180693, 211599, 542079, 544441, 1633323, 4899969, 9255497, 14699907, 27766491, 83299473, 249898419]

約数ペア:

[(1, 249898419), (3, 83299473), (9, 27766491), (17, 14699907), (27, 9255497), (51, 4899969), (153, 1633323), (459, 544441), (461, 542079), (1181, 211599), (1383, 180693), (3543, 70533), (4149, 60231), (7837, 31887), (10629, 23511), (12447, 20077)]