399291215888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{8698397}}^1$

素因数の和:8698575

約数の個数: 40

約数和(自身を含む): 819737027520

約数和(自身を除く): 420445811632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 151, 152, 302, 304, 604, 1208, 2416, 2869, 5738, 11476, 22952, 45904, 8698397, 17396794, 34793588, 69587176, 139174352, 165269543, 330539086, 661078172, 1313457947, 1322156344, 2626915894, 2644312688, 5253831788, 10507663576, 21015327152, 24955700993, 49911401986, 99822803972, 199645607944, 399291215888]

約数ペア:

[(1, 399291215888), (2, 199645607944), (4, 99822803972), (8, 49911401986), (16, 24955700993), (19, 21015327152), (38, 10507663576), (76, 5253831788), (151, 2644312688), (152, 2626915894), (302, 1322156344), (304, 1313457947), (604, 661078172), (1208, 330539086), (2416, 165269543), (2869, 139174352), (5738, 69587176), (11476, 34793588), (22952, 17396794), (45904, 8698397)]