438339942

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{342989}}^1$

素因数の和:343068

約数の個数: 24

約数和(自身を含む): 963115920

約数和(自身を除く): 524775978

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 342989, 685978, 1028967, 2057934, 3086901, 6173802, 24352219, 48704438, 73056657, 146113314, 219169971, 438339942]

約数ペア:

[(1, 438339942), (2, 219169971), (3, 146113314), (6, 73056657), (9, 48704438), (18, 24352219), (71, 6173802), (142, 3086901), (213, 2057934), (426, 1028967), (639, 685978), (1278, 342989)]