861244893

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 1393525056

約数和(自身を除く): 532280163

約数列:

[1, 3, 9, 27, 37, 41, 43, 81, 111, 123, 129, 163, 333, 369, 387, 489, 999, 1107, 1161, 1467, 1517, 1591, 1763, 2997, 3321, 3483, 4401, 4551, 4773, 5289, 6031, 6683, 7009, 13203, 13653, 14319, 15867, 18093, 20049, 21027, 40959, 42957, 47601, 54279, 60147, 63081, 65231, 122877, 128871, 142803, 162837, 180441, 189243, 195693, 247271, 259333, 287369, 488511, 541323, 567729, 587079, 741813, 777999, 862107, 1761237, 2225439, 2333997, 2586321, 5283711, 6676317, 7001991, 7758963, 10632653, 20028951, 21005973, 23276889, 31897959, 95693877, 287081631, 861244893]

約数ペア:

[(1, 861244893), (3, 287081631), (9, 95693877), (27, 31897959), (37, 23276889), (41, 21005973), (43, 20028951), (81, 10632653), (111, 7758963), (123, 7001991), (129, 6676317), (163, 5283711), (333, 2586321), (369, 2333997), (387, 2225439), (489, 1761237), (999, 862107), (1107, 777999), (1161, 741813), (1467, 587079), (1517, 567729), (1591, 541323), (1763, 488511), (2997, 287369), (3321, 259333), (3483, 247271), (4401, 195693), (4551, 189243), (4773, 180441), (5289, 162837), (6031, 142803), (6683, 128871), (7009, 122877), (13203, 65231), (13653, 63081), (14319, 60147), (15867, 54279), (18093, 47601), (20049, 42957), (21027, 40959)]