87804567

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{967}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 140553600

約数和(自身を除く): 52749033

約数列:

[1, 3, 9, 19, 27, 57, 59, 81, 171, 177, 513, 531, 967, 1121, 1539, 1593, 2901, 3363, 4779, 8703, 10089, 18373, 26109, 30267, 55119, 57053, 78327, 90801, 165357, 171159, 496071, 513477, 1084007, 1488213, 1540431, 3252021, 4621293, 9756063, 29268189, 87804567]

約数ペア:

[(1, 87804567), (3, 29268189), (9, 9756063), (19, 4621293), (27, 3252021), (57, 1540431), (59, 1488213), (81, 1084007), (171, 513477), (177, 496071), (513, 171159), (531, 165357), (967, 90801), (1121, 78327), (1539, 57053), (1593, 55119), (2901, 30267), (3363, 26109), (4779, 18373), (8703, 10089)]