39749865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 69234048

約数和(自身を除く): 29484183

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 137, 145, 345, 411, 435, 667, 685, 841, 2001, 2055, 2523, 3151, 3335, 3973, 4205, 9453, 10005, 11919, 12615, 15755, 19343, 19865, 47265, 58029, 59595, 91379, 96715, 115217, 274137, 290145, 345651, 456895, 576085, 1370685, 1728255, 2649991, 7949973, 13249955, 39749865]

約数ペア:

[(1, 39749865), (3, 13249955), (5, 7949973), (15, 2649991), (23, 1728255), (29, 1370685), (69, 576085), (87, 456895), (115, 345651), (137, 290145), (145, 274137), (345, 115217), (411, 96715), (435, 91379), (667, 59595), (685, 58029), (841, 47265), (2001, 19865), (2055, 19343), (2523, 15755), (3151, 12615), (3335, 11919), (3973, 10005), (4205, 9453)]