54779678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 90240480

約数和(自身を除く): 35460802

約数列:

[1, 2, 17, 34, 43, 86, 89, 178, 421, 731, 842, 1462, 1513, 3026, 3827, 7157, 7654, 14314, 18103, 36206, 37469, 65059, 74938, 130118, 307751, 615502, 636973, 1273946, 1611167, 3222334, 27389839, 54779678]

約数ペア:

[(1, 54779678), (2, 27389839), (17, 3222334), (34, 1611167), (43, 1273946), (86, 636973), (89, 615502), (178, 307751), (421, 130118), (731, 74938), (842, 65059), (1462, 37469), (1513, 36206), (3026, 18103), (3827, 14314), (7157, 7654)]