425638148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{31123}}^1$

素因数の和:31403

約数の個数: 24

約数和(自身を含む): 805240128

約数和(自身を除く): 379601980

約数列:

[1, 2, 4, 13, 26, 52, 263, 526, 1052, 3419, 6838, 13676, 31123, 62246, 124492, 404599, 809198, 1618396, 8185349, 16370698, 32741396, 106409537, 212819074, 425638148]

約数ペア:

[(1, 425638148), (2, 212819074), (4, 106409537), (13, 32741396), (26, 16370698), (52, 8185349), (263, 1618396), (526, 809198), (1052, 404599), (3419, 124492), (6838, 62246), (13676, 31123)]