398613956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3793}}^1$

素因数の和:3900

約数の個数: 48

約数和(自身を含む): 785266944

約数和(自身を除く): 386652988

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 172, 188, 559, 611, 1118, 1222, 2021, 2236, 2444, 3793, 4042, 7586, 8084, 15172, 26273, 49309, 52546, 98618, 105092, 163099, 178271, 197236, 326198, 356542, 652396, 713084, 2120287, 2317523, 4240574, 4635046, 7665653, 8481148, 9270092, 15331306, 30662612, 99653489, 199306978, 398613956]

約数ペア:

[(1, 398613956), (2, 199306978), (4, 99653489), (13, 30662612), (26, 15331306), (43, 9270092), (47, 8481148), (52, 7665653), (86, 4635046), (94, 4240574), (172, 2317523), (188, 2120287), (559, 713084), (611, 652396), (1118, 356542), (1222, 326198), (2021, 197236), (2236, 178271), (2444, 163099), (3793, 105092), (4042, 98618), (7586, 52546), (8084, 49309), (15172, 26273)]