3191890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 6342336

約数和(自身を除く): 3150446

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 571, 1118, 1142, 2795, 2855, 5590, 5710, 7423, 14846, 24553, 37115, 49106, 74230, 122765, 245530, 319189, 638378, 1595945, 3191890]

約数ペア:

[(1, 3191890), (2, 1595945), (5, 638378), (10, 319189), (13, 245530), (26, 122765), (43, 74230), (65, 49106), (86, 37115), (130, 24553), (215, 14846), (430, 7423), (559, 5710), (571, 5590), (1118, 2855), (1142, 2795)]