1397182423

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 1871022720

約数和(自身を除く): 473840297

約数列:

[1, 7, 13, 19, 49, 67, 91, 133, 247, 469, 637, 871, 931, 1273, 1723, 1729, 3283, 6097, 8911, 12061, 12103, 16549, 22399, 32737, 42679, 62377, 84427, 115441, 115843, 156793, 229159, 425581, 808087, 810901, 1097551, 1500733, 1604113, 2193379, 2979067, 5656609, 10505131, 15353653, 20853469, 28513927, 73535917, 107475571, 199597489, 1397182423]

約数ペア:

[(1, 1397182423), (7, 199597489), (13, 107475571), (19, 73535917), (49, 28513927), (67, 20853469), (91, 15353653), (133, 10505131), (247, 5656609), (469, 2979067), (637, 2193379), (871, 1604113), (931, 1500733), (1273, 1097551), (1723, 810901), (1729, 808087), (3283, 425581), (6097, 229159), (8911, 156793), (12061, 115843), (12103, 115441), (16549, 84427), (22399, 62377), (32737, 42679)]