247266969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{12289}}^1$

素因数の和:12664

約数の個数: 16

約数和(自身を含む): 348052800

約数和(自身を除く): 100785831

約数列:

[1, 3, 19, 57, 353, 1059, 6707, 12289, 20121, 36867, 233491, 700473, 4338017, 13014051, 82422323, 247266969]

約数ペア:

[(1, 247266969), (3, 82422323), (19, 13014051), (57, 4338017), (353, 700473), (1059, 233491), (6707, 36867), (12289, 20121)]