1520006978

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{16619}}^1$

素因数の和:16814

約数の個数: 32

約数和(自身を含む): 2680473600

約数和(自身を除く): 1160466622

約数列:

[1, 2, 7, 14, 47, 94, 139, 278, 329, 658, 973, 1946, 6533, 13066, 16619, 33238, 45731, 91462, 116333, 232666, 781093, 1562186, 2310041, 4620082, 5467651, 10935302, 16170287, 32340574, 108571927, 217143854, 760003489, 1520006978]

約数ペア:

[(1, 1520006978), (2, 760003489), (7, 217143854), (14, 108571927), (47, 32340574), (94, 16170287), (139, 10935302), (278, 5467651), (329, 4620082), (658, 2310041), (973, 1562186), (1946, 781093), (6533, 232666), (13066, 116333), (16619, 91462), (33238, 45731)]