15430359

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 8899881

約数列:

[1, 3, 7, 21, 71, 79, 131, 213, 237, 393, 497, 553, 917, 1491, 1659, 2751, 5609, 9301, 10349, 16827, 27903, 31047, 39263, 65107, 72443, 117789, 195321, 217329, 734779, 2204337, 5143453, 15430359]

約数ペア:

[(1, 15430359), (3, 5143453), (7, 2204337), (21, 734779), (71, 217329), (79, 195321), (131, 117789), (213, 72443), (237, 65107), (393, 39263), (497, 31047), (553, 27903), (917, 16827), (1491, 10349), (1659, 9301), (2751, 5609)]