28862475

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 48991656

約数和(自身を除く): 20129181

約数列:

[1, 3, 5, 15, 25, 53, 75, 137, 159, 265, 411, 685, 795, 1325, 2055, 2809, 3425, 3975, 7261, 8427, 10275, 14045, 21783, 36305, 42135, 70225, 108915, 181525, 210675, 384833, 544575, 1154499, 1924165, 5772495, 9620825, 28862475]

約数ペア:

[(1, 28862475), (3, 9620825), (5, 5772495), (15, 1924165), (25, 1154499), (53, 544575), (75, 384833), (137, 210675), (159, 181525), (265, 108915), (411, 70225), (685, 42135), (795, 36305), (1325, 21783), (2055, 14045), (2809, 10275), (3425, 8427), (3975, 7261)]