838645802421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15121361}}^1$

素因数の和:15121529

約数の個数: 32

約数和(自身を含む): 1354874035200

約数和(自身を除く): 516228232779

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 2641, 2919, 7923, 18487, 55461, 15121361, 45364083, 105849527, 287305859, 317548581, 861917577, 2011141013, 2101869179, 6033423039, 6305607537, 14713084253, 39935514401, 44139252759, 119806543203, 279548600807, 838645802421]

約数ペア:

[(1, 838645802421), (3, 279548600807), (7, 119806543203), (19, 44139252759), (21, 39935514401), (57, 14713084253), (133, 6305607537), (139, 6033423039), (399, 2101869179), (417, 2011141013), (973, 861917577), (2641, 317548581), (2919, 287305859), (7923, 105849527), (18487, 45364083), (55461, 15121361)]