1276227981

素因数分解:

$3^5\times 7^2\times {\mathrm{107183}}^1$

素因数の和:107212

約数の個数: 36

約数和(自身を含む): 2223853632

約数和(自身を除く): 947625651

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 107183, 321549, 750281, 964647, 2250843, 2893941, 5251967, 6752529, 8681823, 15755901, 20257587, 26045469, 47267703, 60772761, 141803109, 182318283, 425409327, 1276227981]

約数ペア:

[(1, 1276227981), (3, 425409327), (7, 182318283), (9, 141803109), (21, 60772761), (27, 47267703), (49, 26045469), (63, 20257587), (81, 15755901), (147, 8681823), (189, 6752529), (243, 5251967), (441, 2893941), (567, 2250843), (1323, 964647), (1701, 750281), (3969, 321549), (11907, 107183)]