89198031

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 139138560

約数和(自身を除く): 49940529

約数列:

[1, 3, 13, 17, 39, 51, 79, 131, 169, 221, 237, 393, 507, 663, 1027, 1343, 1703, 2227, 2873, 3081, 4029, 5109, 6681, 8619, 10349, 13351, 17459, 22139, 28951, 31047, 40053, 52377, 66417, 86853, 134537, 175933, 226967, 376363, 403611, 527799, 680901, 1129089, 1748981, 2287129, 5246943, 6861387, 29732677, 89198031]

約数ペア:

[(1, 89198031), (3, 29732677), (13, 6861387), (17, 5246943), (39, 2287129), (51, 1748981), (79, 1129089), (131, 680901), (169, 527799), (221, 403611), (237, 376363), (393, 226967), (507, 175933), (663, 134537), (1027, 86853), (1343, 66417), (1703, 52377), (2227, 40053), (2873, 31047), (3081, 28951), (4029, 22139), (5109, 17459), (6681, 13351), (8619, 10349)]