81642732

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1151}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 199729152

約数和(自身を除く): 118086420

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 257, 276, 514, 771, 1028, 1151, 1542, 2302, 3084, 3453, 4604, 5911, 6906, 11822, 13812, 17733, 23644, 26473, 35466, 52946, 70932, 79419, 105892, 158838, 295807, 317676, 591614, 887421, 1183228, 1774842, 3549684, 6803561, 13607122, 20410683, 27214244, 40821366, 81642732]

約数ペア:

[(1, 81642732), (2, 40821366), (3, 27214244), (4, 20410683), (6, 13607122), (12, 6803561), (23, 3549684), (46, 1774842), (69, 1183228), (92, 887421), (138, 591614), (257, 317676), (276, 295807), (514, 158838), (771, 105892), (1028, 79419), (1151, 70932), (1542, 52946), (2302, 35466), (3084, 26473), (3453, 23644), (4604, 17733), (5911, 13812), (6906, 11822)]