71408469

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 112379904

約数和(自身を除く): 40971435

約数列:

[1, 3, 11, 29, 31, 33, 83, 87, 93, 249, 319, 341, 841, 899, 913, 957, 1023, 2407, 2523, 2573, 2697, 2739, 7221, 7719, 9251, 9889, 26071, 26477, 27753, 28303, 29667, 69803, 74617, 78213, 79431, 84909, 209409, 223851, 286781, 767833, 820787, 860343, 2163893, 2303499, 2462361, 6491679, 23802823, 71408469]

約数ペア:

[(1, 71408469), (3, 23802823), (11, 6491679), (29, 2462361), (31, 2303499), (33, 2163893), (83, 860343), (87, 820787), (93, 767833), (249, 286781), (319, 223851), (341, 209409), (841, 84909), (899, 79431), (913, 78213), (957, 74617), (1023, 69803), (2407, 29667), (2523, 28303), (2573, 27753), (2697, 26477), (2739, 26071), (7221, 9889), (7719, 9251)]