231428015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2663}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 343719936

約数和(自身を除く): 112291921

約数列:

[1, 5, 7, 13, 35, 65, 91, 191, 455, 955, 1337, 2483, 2663, 6685, 12415, 13315, 17381, 18641, 34619, 86905, 93205, 173095, 242333, 508633, 1211665, 2543165, 3560431, 6612229, 17802155, 33061145, 46285603, 231428015]

約数ペア:

[(1, 231428015), (5, 46285603), (7, 33061145), (13, 17802155), (35, 6612229), (65, 3560431), (91, 2543165), (191, 1211665), (455, 508633), (955, 242333), (1337, 173095), (2483, 93205), (2663, 86905), (6685, 34619), (12415, 18641), (13315, 17381)]