71840482

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 137088000

約数和(自身を除く): 65247518

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 67, 133, 134, 139, 203, 266, 278, 406, 469, 551, 938, 973, 1102, 1273, 1943, 1946, 2546, 2641, 3857, 3886, 4031, 5282, 7714, 8062, 8911, 9313, 13601, 17822, 18487, 18626, 27202, 28217, 36917, 36974, 56434, 65191, 73834, 76589, 130382, 153178, 176947, 258419, 270077, 353894, 516838, 536123, 540154, 1072246, 1238629, 1890539, 2477258, 3781078, 5131463, 10262926, 35920241, 71840482]

約数ペア:

[(1, 71840482), (2, 35920241), (7, 10262926), (14, 5131463), (19, 3781078), (29, 2477258), (38, 1890539), (58, 1238629), (67, 1072246), (133, 540154), (134, 536123), (139, 516838), (203, 353894), (266, 270077), (278, 258419), (406, 176947), (469, 153178), (551, 130382), (938, 76589), (973, 73834), (1102, 65191), (1273, 56434), (1943, 36974), (1946, 36917), (2546, 28217), (2641, 27202), (3857, 18626), (3886, 18487), (4031, 17822), (5282, 13601), (7714, 9313), (8062, 8911)]