69271839

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 128720592

約数和(自身を除く): 59448753

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 49, 63, 91, 117, 129, 147, 273, 281, 301, 387, 441, 559, 637, 819, 843, 903, 1677, 1911, 1967, 2107, 2529, 2709, 3653, 3913, 5031, 5733, 5901, 6321, 10959, 11739, 12083, 13769, 17703, 18963, 25571, 27391, 32877, 35217, 36249, 41307, 76713, 82173, 84581, 108747, 123921, 157079, 178997, 230139, 246519, 253743, 471237, 536991, 592067, 761229, 1099553, 1413711, 1610973, 1776201, 3298659, 5328603, 7696871, 9895977, 23090613, 69271839]

約数ペア:

[(1, 69271839), (3, 23090613), (7, 9895977), (9, 7696871), (13, 5328603), (21, 3298659), (39, 1776201), (43, 1610973), (49, 1413711), (63, 1099553), (91, 761229), (117, 592067), (129, 536991), (147, 471237), (273, 253743), (281, 246519), (301, 230139), (387, 178997), (441, 157079), (559, 123921), (637, 108747), (819, 84581), (843, 82173), (903, 76713), (1677, 41307), (1911, 36249), (1967, 35217), (2107, 32877), (2529, 27391), (2709, 25571), (3653, 18963), (3913, 17703), (5031, 13769), (5733, 12083), (5901, 11739), (6321, 10959)]