23988015

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1297}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 42989760

約数和(自身を除く): 19001745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 1297, 2055, 3699, 3891, 6165, 6485, 11673, 18495, 19455, 35019, 58365, 175095, 177689, 533067, 888445, 1599201, 2665335, 4797603, 7996005, 23988015]

約数ペア:

[(1, 23988015), (3, 7996005), (5, 4797603), (9, 2665335), (15, 1599201), (27, 888445), (45, 533067), (135, 177689), (137, 175095), (411, 58365), (685, 35019), (1233, 19455), (1297, 18495), (2055, 11673), (3699, 6485), (3891, 6165)]