672912289

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 813249536

約数和(自身を除く): 140337247

約数列:

[1, 7, 43, 61, 67, 301, 427, 469, 547, 2623, 2881, 3829, 4087, 18361, 20167, 23521, 28609, 33367, 36649, 164647, 175741, 233569, 256543, 1230187, 1434781, 1575907, 2235589, 10043467, 11031349, 15649123, 96130327, 672912289]

約数ペア:

[(1, 672912289), (7, 96130327), (43, 15649123), (61, 11031349), (67, 10043467), (301, 2235589), (427, 1575907), (469, 1434781), (547, 1230187), (2623, 256543), (2881, 233569), (3829, 175741), (4087, 164647), (18361, 36649), (20167, 33367), (23521, 28609)]