77897883707

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{168761}}^1$

素因数の和:168899

約数の個数: 32

約数和(自身を含む): 96429256704

約数和(自身を除く): 18531372997

約数列:

[1, 7, 23, 47, 61, 161, 329, 427, 1081, 1403, 2867, 7567, 9821, 20069, 65941, 168761, 461587, 1181327, 3881503, 7931767, 10294421, 27170521, 55522369, 72060947, 182430641, 236771683, 483837787, 1277014487, 1657401781, 3386864509, 11128269101, 77897883707]

約数ペア:

[(1, 77897883707), (7, 11128269101), (23, 3386864509), (47, 1657401781), (61, 1277014487), (161, 483837787), (329, 236771683), (427, 182430641), (1081, 72060947), (1403, 55522369), (2867, 27170521), (7567, 10294421), (9821, 7931767), (20069, 3881503), (65941, 1181327), (168761, 461587)]