278340438

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{6977}}^1$

素因数の和:7152

約数の個数: 32

約数和(自身を含む): 571079520

約数和(自身を除く): 292739082

約数列:

[1, 2, 3, 6, 61, 109, 122, 183, 218, 327, 366, 654, 6649, 6977, 13298, 13954, 19947, 20931, 39894, 41862, 425597, 760493, 851194, 1276791, 1520986, 2281479, 2553582, 4562958, 46390073, 92780146, 139170219, 278340438]

約数ペア:

[(1, 278340438), (2, 139170219), (3, 92780146), (6, 46390073), (61, 4562958), (109, 2553582), (122, 2281479), (183, 1520986), (218, 1276791), (327, 851194), (366, 760493), (654, 425597), (6649, 41862), (6977, 39894), (13298, 20931), (13954, 19947)]