1396975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 1941840

約数和(自身を除く): 544865

約数列:

[1, 5, 17, 19, 25, 85, 95, 173, 323, 425, 475, 865, 1615, 2941, 3287, 4325, 8075, 14705, 16435, 55879, 73525, 82175, 279395, 1396975]

約数ペア:

[(1, 1396975), (5, 279395), (17, 82175), (19, 73525), (25, 55879), (85, 16435), (95, 14705), (173, 8075), (323, 4325), (425, 3287), (475, 2941), (865, 1615)]