51304959

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{15791}}^1$

素因数の和:15835

約数の個数: 18

約数和(自身を含む): 78217776

約数和(自身を除く): 26912817

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 15791, 47373, 142119, 300029, 900087, 2700261, 5700551, 17101653, 51304959]

約数ペア:

[(1, 51304959), (3, 17101653), (9, 5700551), (19, 2700261), (57, 900087), (171, 300029), (361, 142119), (1083, 47373), (3249, 15791)]