394995614

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{10427}}^1$

素因数の和:10520

約数の個数: 32

約数和(自身を含む): 672731136

約数和(自身を除く): 277735522

約数列:

[1, 2, 13, 26, 31, 47, 62, 94, 403, 611, 806, 1222, 1457, 2914, 10427, 18941, 20854, 37882, 135551, 271102, 323237, 490069, 646474, 980138, 4202081, 6370897, 8404162, 12741794, 15192139, 30384278, 197497807, 394995614]

約数ペア:

[(1, 394995614), (2, 197497807), (13, 30384278), (26, 15192139), (31, 12741794), (47, 8404162), (62, 6370897), (94, 4202081), (403, 980138), (611, 646474), (806, 490069), (1222, 323237), (1457, 271102), (2914, 135551), (10427, 37882), (18941, 20854)]