531569805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{10607}}^1$

素因数の和:10885

約数の個数: 32

約数和(自身を含む): 919586304

約数和(自身を除く): 388016499

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 257, 771, 1285, 3341, 3855, 10023, 10607, 16705, 31821, 50115, 53035, 137891, 159105, 413673, 689455, 2068365, 2725999, 8177997, 13629995, 35437987, 40889985, 106313961, 177189935, 531569805]

約数ペア:

[(1, 531569805), (3, 177189935), (5, 106313961), (13, 40889985), (15, 35437987), (39, 13629995), (65, 8177997), (195, 2725999), (257, 2068365), (771, 689455), (1285, 413673), (3341, 159105), (3855, 137891), (10023, 53035), (10607, 50115), (16705, 31821)]