11998515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 20514816

約数和(自身を除く): 8516301

約数列:

[1, 3, 5, 15, 17, 51, 85, 211, 223, 255, 633, 669, 1055, 1115, 3165, 3345, 3587, 3791, 10761, 11373, 17935, 18955, 47053, 53805, 56865, 141159, 235265, 705795, 799901, 2399703, 3999505, 11998515]

約数ペア:

[(1, 11998515), (3, 3999505), (5, 2399703), (15, 799901), (17, 705795), (51, 235265), (85, 141159), (211, 56865), (223, 53805), (255, 47053), (633, 18955), (669, 17935), (1055, 11373), (1115, 10761), (3165, 3791), (3345, 3587)]