31799835

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 57620160

約数和(自身を除く): 25820325

約数列:

[1, 3, 5, 9, 15, 37, 45, 71, 111, 185, 213, 269, 333, 355, 555, 639, 807, 1065, 1345, 1665, 2421, 2627, 3195, 4035, 7881, 9953, 12105, 13135, 19099, 23643, 29859, 39405, 49765, 57297, 89577, 95495, 118215, 149295, 171891, 286485, 447885, 706663, 859455, 2119989, 3533315, 6359967, 10599945, 31799835]

約数ペア:

[(1, 31799835), (3, 10599945), (5, 6359967), (9, 3533315), (15, 2119989), (37, 859455), (45, 706663), (71, 447885), (111, 286485), (185, 171891), (213, 149295), (269, 118215), (333, 95495), (355, 89577), (555, 57297), (639, 49765), (807, 39405), (1065, 29859), (1345, 23643), (1665, 19099), (2421, 13135), (2627, 12105), (3195, 9953), (4035, 7881)]