684188571

素因数分解:

$3^1\times {\mathrm{11}}^4\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 1033039120

約数和(自身を除く): 348850549

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 421, 1221, 1263, 1331, 3993, 4477, 4631, 13431, 13893, 14641, 15577, 43923, 46731, 49247, 50941, 147741, 152823, 171347, 514041, 541717, 560351, 1625151, 1681053, 1884817, 5654451, 6163861, 18491583, 20732987, 62198961, 228062857, 684188571]

約数ペア:

[(1, 684188571), (3, 228062857), (11, 62198961), (33, 20732987), (37, 18491583), (111, 6163861), (121, 5654451), (363, 1884817), (407, 1681053), (421, 1625151), (1221, 560351), (1263, 541717), (1331, 514041), (3993, 171347), (4477, 152823), (4631, 147741), (13431, 50941), (13893, 49247), (14641, 46731), (15577, 43923)]