339951724

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{639007}}^1$

素因数の和:639037

約数の個数: 24

約数和(自身を含む): 715688960

約数和(自身を除く): 375737236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 639007, 1278014, 2556028, 4473049, 8946098, 12141133, 17892196, 24282266, 48564532, 84987931, 169975862, 339951724]

約数ペア:

[(1, 339951724), (2, 169975862), (4, 84987931), (7, 48564532), (14, 24282266), (19, 17892196), (28, 12141133), (38, 8946098), (76, 4473049), (133, 2556028), (266, 1278014), (532, 639007)]