1798251

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 3006864

約数和(自身を除く): 1208613

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 941, 1911, 2823, 6587, 12233, 19761, 36699, 46109, 85631, 138327, 256893, 599417, 1798251]

約数ペア:

[(1, 1798251), (3, 599417), (7, 256893), (13, 138327), (21, 85631), (39, 46109), (49, 36699), (91, 19761), (147, 12233), (273, 6587), (637, 2823), (941, 1911)]