158968509

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 246343680

約数和(自身を除く): 87375171

約数列:

[1, 3, 7, 21, 107, 263, 269, 321, 749, 789, 807, 1841, 1883, 2247, 5523, 5649, 28141, 28783, 70747, 84423, 86349, 196987, 201481, 212241, 495229, 590961, 604443, 1485687, 7569929, 22709787, 52989503, 158968509]

約数ペア:

[(1, 158968509), (3, 52989503), (7, 22709787), (21, 7569929), (107, 1485687), (263, 604443), (269, 590961), (321, 495229), (749, 212241), (789, 201481), (807, 196987), (1841, 86349), (1883, 84423), (2247, 70747), (5523, 28783), (5649, 28141)]