991185663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{25339}}^1$

素因数の和:25431

約数の個数: 32

約数和(自身を含む): 1532563200

約数和(自身を除く): 541377537

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 767, 1003, 2301, 3009, 13039, 25339, 39117, 76017, 329407, 430763, 988221, 1292289, 1495001, 4485003, 5599919, 16799757, 19435013, 25415017, 58305039, 76245051, 330395221, 991185663]

約数ペア:

[(1, 991185663), (3, 330395221), (13, 76245051), (17, 58305039), (39, 25415017), (51, 19435013), (59, 16799757), (177, 5599919), (221, 4485003), (663, 1495001), (767, 1292289), (1003, 988221), (2301, 430763), (3009, 329407), (13039, 76017), (25339, 39117)]