78372273

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 123059200

約数和(自身を除く): 44686927

約数列:

[1, 3, 7, 21, 43, 129, 229, 301, 379, 687, 903, 1137, 1603, 2653, 4809, 7959, 9847, 16297, 29541, 48891, 68929, 86791, 114079, 206787, 260373, 342237, 607537, 1822611, 3732013, 11196039, 26124091, 78372273]

約数ペア:

[(1, 78372273), (3, 26124091), (7, 11196039), (21, 3732013), (43, 1822611), (129, 607537), (229, 342237), (301, 260373), (379, 206787), (687, 114079), (903, 86791), (1137, 68929), (1603, 48891), (2653, 29541), (4809, 16297), (7959, 9847)]