87391108

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 193562880

約数和(自身を除く): 106171772

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 434, 532, 589, 757, 868, 931, 1178, 1514, 1519, 1862, 2356, 3028, 3038, 3724, 4123, 5299, 6076, 8246, 10598, 14383, 16492, 21196, 23467, 28766, 28861, 37093, 46934, 57532, 57722, 74186, 93868, 100681, 115444, 148372, 164269, 201362, 328538, 402724, 445873, 657076, 704767, 891746, 1149883, 1409534, 1783492, 2299766, 2819068, 3121111, 4599532, 6242222, 12484444, 21847777, 43695554, 87391108]

約数ペア:

[(1, 87391108), (2, 43695554), (4, 21847777), (7, 12484444), (14, 6242222), (19, 4599532), (28, 3121111), (31, 2819068), (38, 2299766), (49, 1783492), (62, 1409534), (76, 1149883), (98, 891746), (124, 704767), (133, 657076), (196, 445873), (217, 402724), (266, 328538), (434, 201362), (532, 164269), (589, 148372), (757, 115444), (868, 100681), (931, 93868), (1178, 74186), (1514, 57722), (1519, 57532), (1862, 46934), (2356, 37093), (3028, 28861), (3038, 28766), (3724, 23467), (4123, 21196), (5299, 16492), (6076, 14383), (8246, 10598)]