63997871

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 79904880

約数和(自身を除く): 15907009

約数列:

[1, 7, 19, 49, 53, 133, 371, 931, 1007, 1297, 2597, 7049, 9079, 24643, 49343, 63553, 68741, 172501, 481187, 1207507, 1306079, 3368309, 9142553, 63997871]

約数ペア:

[(1, 63997871), (7, 9142553), (19, 3368309), (49, 1306079), (53, 1207507), (133, 481187), (371, 172501), (931, 68741), (1007, 63553), (1297, 49343), (2597, 24643), (7049, 9079)]