1289001224

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{175709}}^1$

素因数の和:175853

約数の個数: 32

約数和(自身を含む): 2783246400

約数和(自身を除く): 1494245176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 175709, 351418, 702836, 1229963, 1405672, 2459926, 4919852, 9839704, 23017879, 46035758, 92071516, 161125153, 184143032, 322250306, 644500612, 1289001224]

約数ペア:

[(1, 1289001224), (2, 644500612), (4, 322250306), (7, 184143032), (8, 161125153), (14, 92071516), (28, 46035758), (56, 23017879), (131, 9839704), (262, 4919852), (524, 2459926), (917, 1405672), (1048, 1229963), (1834, 702836), (3668, 351418), (7336, 175709)]