39928515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2719}}^1$

素因数の和:2827

約数の個数: 32

約数和(自身を含む): 70502400

約数和(自身を除く): 30573885

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 979, 1335, 2719, 2937, 4895, 8157, 13595, 14685, 29909, 40785, 89727, 149545, 241991, 448635, 725973, 1209955, 2661901, 3629865, 7985703, 13309505, 39928515]

約数ペア:

[(1, 39928515), (3, 13309505), (5, 7985703), (11, 3629865), (15, 2661901), (33, 1209955), (55, 725973), (89, 448635), (165, 241991), (267, 149545), (445, 89727), (979, 40785), (1335, 29909), (2719, 14685), (2937, 13595), (4895, 8157)]