137156571

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 210636800

約数和(自身を除く): 73480229

約数列:

[1, 3, 9, 27, 67, 81, 127, 199, 201, 381, 597, 603, 1143, 1791, 1809, 3429, 5373, 5427, 8509, 10287, 13333, 16119, 25273, 25527, 39999, 75819, 76581, 119997, 227457, 229743, 359991, 682371, 689229, 1079973, 1693291, 2047113, 5079873, 15239619, 45718857, 137156571]

約数ペア:

[(1, 137156571), (3, 45718857), (9, 15239619), (27, 5079873), (67, 2047113), (81, 1693291), (127, 1079973), (199, 689229), (201, 682371), (381, 359991), (597, 229743), (603, 227457), (1143, 119997), (1791, 76581), (1809, 75819), (3429, 39999), (5373, 25527), (5427, 25273), (8509, 16119), (10287, 13333)]