389443299

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{659}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 602173440

約数和(自身を除く): 212730141

約数列:

[1, 3, 7, 21, 107, 263, 321, 659, 749, 789, 1841, 1977, 2247, 4613, 5523, 13839, 28141, 70513, 84423, 173317, 196987, 211539, 493591, 519951, 590961, 1213219, 1480773, 3639657, 18544919, 55634757, 129814433, 389443299]

約数ペア:

[(1, 389443299), (3, 129814433), (7, 55634757), (21, 18544919), (107, 3639657), (263, 1480773), (321, 1213219), (659, 590961), (749, 519951), (789, 493591), (1841, 211539), (1977, 196987), (2247, 173317), (4613, 84423), (5523, 70513), (13839, 28141)]