291259881

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2999}}^1$

素因数の和:3131

約数の個数: 40

約数和(自身を含む): 479160000

約数和(自身を除く): 187900119

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 109, 297, 327, 891, 981, 1199, 2943, 2999, 3597, 8829, 8997, 10791, 26991, 32373, 32989, 80973, 97119, 98967, 242919, 296901, 326891, 890703, 980673, 2672109, 2942019, 3595801, 8826057, 10787403, 26478171, 32362209, 97086627, 291259881]

約数ペア:

[(1, 291259881), (3, 97086627), (9, 32362209), (11, 26478171), (27, 10787403), (33, 8826057), (81, 3595801), (99, 2942019), (109, 2672109), (297, 980673), (327, 890703), (891, 326891), (981, 296901), (1199, 242919), (2943, 98967), (2999, 97119), (3597, 80973), (8829, 32989), (8997, 32373), (10791, 26991)]