427698817

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 544320000

約数和(自身を除く): 116621183

約数列:

[1, 7, 13, 53, 71, 91, 371, 497, 689, 923, 1249, 3763, 4823, 6461, 8743, 16237, 26341, 48919, 66197, 88679, 113659, 342433, 463379, 620753, 860561, 1152827, 4699987, 6023927, 8069789, 32899909, 61099831, 427698817]

約数ペア:

[(1, 427698817), (7, 61099831), (13, 32899909), (53, 8069789), (71, 6023927), (91, 4699987), (371, 1152827), (497, 860561), (689, 620753), (923, 463379), (1249, 342433), (3763, 113659), (4823, 88679), (6461, 66197), (8743, 48919), (16237, 26341)]