39821415

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 25496985

約数列:

[1, 3, 5, 15, 71, 139, 213, 269, 355, 417, 695, 807, 1065, 1345, 2085, 4035, 9869, 19099, 29607, 37391, 49345, 57297, 95495, 112173, 148035, 186955, 286485, 560865, 2654761, 7964283, 13273805, 39821415]

約数ペア:

[(1, 39821415), (3, 13273805), (5, 7964283), (15, 2654761), (71, 560865), (139, 286485), (213, 186955), (269, 148035), (355, 112173), (417, 95495), (695, 57297), (807, 49345), (1065, 37391), (1345, 29607), (2085, 19099), (4035, 9869)]