404331265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 533957760

約数和(自身を除く): 129626495

約数列:

[1, 5, 13, 65, 67, 227, 335, 409, 871, 1135, 2045, 2951, 4355, 5317, 14755, 15209, 26585, 27403, 76045, 92843, 137015, 197717, 356239, 464215, 988585, 1206959, 1781195, 6034795, 6220481, 31102405, 80866253, 404331265]

約数ペア:

[(1, 404331265), (5, 80866253), (13, 31102405), (65, 6220481), (67, 6034795), (227, 1781195), (335, 1206959), (409, 988585), (871, 464215), (1135, 356239), (2045, 197717), (2951, 137015), (4355, 92843), (5317, 76045), (14755, 27403), (15209, 26585)]