139211408

素因数分解:

$2^4\times 7^1\times {\mathrm{1242959}}^1$

素因数の和:1242974

約数の個数: 20

約数和(自身を含む): 308254080

約数和(自身を除く): 169042672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1242959, 2485918, 4971836, 8700713, 9943672, 17401426, 19887344, 34802852, 69605704, 139211408]

約数ペア:

[(1, 139211408), (2, 69605704), (4, 34802852), (7, 19887344), (8, 17401426), (14, 9943672), (16, 8700713), (28, 4971836), (56, 2485918), (112, 1242959)]