538440006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 1185262848

約数和(自身を除く): 646822842

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 197, 201, 394, 402, 523, 591, 871, 1046, 1182, 1569, 1742, 2561, 2613, 3138, 5122, 5226, 6799, 7683, 13199, 13598, 15366, 20397, 26398, 35041, 39597, 40794, 70082, 79194, 103031, 105123, 171587, 206062, 210246, 309093, 343174, 455533, 514761, 618186, 911066, 1029522, 1339403, 1366599, 2678806, 2733198, 4018209, 6903077, 8036418, 13806154, 20709231, 41418462, 89740001, 179480002, 269220003, 538440006]

約数ペア:

[(1, 538440006), (2, 269220003), (3, 179480002), (6, 89740001), (13, 41418462), (26, 20709231), (39, 13806154), (67, 8036418), (78, 6903077), (134, 4018209), (197, 2733198), (201, 2678806), (394, 1366599), (402, 1339403), (523, 1029522), (591, 911066), (871, 618186), (1046, 514761), (1182, 455533), (1569, 343174), (1742, 309093), (2561, 210246), (2613, 206062), (3138, 171587), (5122, 105123), (5226, 103031), (6799, 79194), (7683, 70082), (13199, 40794), (13598, 39597), (15366, 35041), (20397, 26398)]