331392145

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{19051}}^1$

素因数の和:19141

約数の個数: 24

約数和(自身を含む): 469136448

約数和(自身を除く): 137744303

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 2485, 3479, 17395, 19051, 95255, 133357, 666785, 933499, 1352621, 4667495, 6763105, 9468347, 47341735, 66278429, 331392145]

約数ペア:

[(1, 331392145), (5, 66278429), (7, 47341735), (35, 9468347), (49, 6763105), (71, 4667495), (245, 1352621), (355, 933499), (497, 666785), (2485, 133357), (3479, 95255), (17395, 19051)]