25313841

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{941}}^1$

素因数の和:1022

約数の個数: 36

約数和(自身を含む): 43277364

約数和(自身を除く): 17963523

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 941, 1281, 2823, 2989, 3843, 6587, 8469, 8967, 19761, 26901, 46109, 57401, 59283, 138327, 172203, 401807, 414981, 516609, 1205421, 2812649, 3616263, 8437947, 25313841]

約数ペア:

[(1, 25313841), (3, 8437947), (7, 3616263), (9, 2812649), (21, 1205421), (49, 516609), (61, 414981), (63, 401807), (147, 172203), (183, 138327), (427, 59283), (441, 57401), (549, 46109), (941, 26901), (1281, 19761), (2823, 8967), (2989, 8469), (3843, 6587)]