247404976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{463}}^1$

素因数の和:858

約数の個数: 80

約数和(自身を含む): 592850944

約数和(自身を除く): 345445968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 367, 463, 728, 734, 926, 1456, 1468, 1852, 2569, 2936, 3241, 3704, 4771, 5138, 5872, 6019, 6482, 7408, 9542, 10276, 12038, 12964, 19084, 20552, 24076, 25928, 33397, 38168, 41104, 42133, 48152, 51856, 66794, 76336, 84266, 96304, 133588, 168532, 169921, 267176, 337064, 339842, 534352, 674128, 679684, 1189447, 1359368, 2208973, 2378894, 2718736, 4417946, 4757788, 8835892, 9515576, 15462811, 17671784, 19031152, 30925622, 35343568, 61851244, 123702488, 247404976]

約数ペア:

[(1, 247404976), (2, 123702488), (4, 61851244), (7, 35343568), (8, 30925622), (13, 19031152), (14, 17671784), (16, 15462811), (26, 9515576), (28, 8835892), (52, 4757788), (56, 4417946), (91, 2718736), (104, 2378894), (112, 2208973), (182, 1359368), (208, 1189447), (364, 679684), (367, 674128), (463, 534352), (728, 339842), (734, 337064), (926, 267176), (1456, 169921), (1468, 168532), (1852, 133588), (2569, 96304), (2936, 84266), (3241, 76336), (3704, 66794), (4771, 51856), (5138, 48152), (5872, 42133), (6019, 41104), (6482, 38168), (7408, 33397), (9542, 25928), (10276, 24076), (12038, 20552), (12964, 19084)]