38939978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 74360832

約数和(自身を除く): 35420854

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 127, 154, 181, 242, 254, 362, 847, 889, 1267, 1397, 1694, 1778, 1991, 2534, 2794, 3982, 9779, 13937, 15367, 19558, 21901, 22987, 27874, 30734, 43802, 45974, 107569, 153307, 160909, 215138, 252857, 306614, 321818, 505714, 1769999, 2781427, 3539998, 5562854, 19469989, 38939978]

約数ペア:

[(1, 38939978), (2, 19469989), (7, 5562854), (11, 3539998), (14, 2781427), (22, 1769999), (77, 505714), (121, 321818), (127, 306614), (154, 252857), (181, 215138), (242, 160909), (254, 153307), (362, 107569), (847, 45974), (889, 43802), (1267, 30734), (1397, 27874), (1694, 22987), (1778, 21901), (1991, 19558), (2534, 15367), (2794, 13937), (3982, 9779)]