287359970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{6131}}^1$

素因数の和:6290

約数の個数: 32

約数和(自身を含む): 534219840

約数和(自身を除く): 246859870

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 4687, 6131, 9374, 12262, 23435, 30655, 46870, 61310, 263633, 527266, 668279, 1318165, 1336558, 2636330, 3341395, 6682790, 28735997, 57471994, 143679985, 287359970]

約数ペア:

[(1, 287359970), (2, 143679985), (5, 57471994), (10, 28735997), (43, 6682790), (86, 3341395), (109, 2636330), (215, 1336558), (218, 1318165), (430, 668279), (545, 527266), (1090, 263633), (4687, 61310), (6131, 46870), (9374, 30655), (12262, 23435)]