388516446

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{378671}}^1$

素因数の和:378701

約数の個数: 32

約数和(自身を含む): 908812800

約数和(自身を除く): 520296354

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 378671, 757342, 1136013, 2272026, 3408039, 6816078, 7194749, 10224117, 14389498, 20448234, 21584247, 43168494, 64752741, 129505482, 194258223, 388516446]

約数ペア:

[(1, 388516446), (2, 194258223), (3, 129505482), (6, 64752741), (9, 43168494), (18, 21584247), (19, 20448234), (27, 14389498), (38, 10224117), (54, 7194749), (57, 6816078), (114, 3408039), (171, 2272026), (342, 1136013), (513, 757342), (1026, 378671)]