387272872

素因数分解:

$2^3\times 7^2\times {\mathrm{987941}}^1$

素因数の和:987961

約数の個数: 24

約数和(自身を含む): 844690410

約数和(自身を除く): 457417538

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 987941, 1975882, 3951764, 6915587, 7903528, 13831174, 27662348, 48409109, 55324696, 96818218, 193636436, 387272872]

約数ペア:

[(1, 387272872), (2, 193636436), (4, 96818218), (7, 55324696), (8, 48409109), (14, 27662348), (28, 13831174), (49, 7903528), (56, 6915587), (98, 3951764), (196, 1975882), (392, 987941)]