31282884

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{12239}}^1$

素因数の和:12320

約数の個数: 36

約数和(自身を含む): 80196480

約数和(自身を除く): 48913596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 12239, 24478, 36717, 48956, 73434, 110151, 146868, 220302, 440604, 868969, 1737938, 2606907, 3475876, 5213814, 7820721, 10427628, 15641442, 31282884]

約数ペア:

[(1, 31282884), (2, 15641442), (3, 10427628), (4, 7820721), (6, 5213814), (9, 3475876), (12, 2606907), (18, 1737938), (36, 868969), (71, 440604), (142, 220302), (213, 146868), (284, 110151), (426, 73434), (639, 48956), (852, 36717), (1278, 24478), (2556, 12239)]