394973871

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 558931968

約数和(自身を除く): 163958097

約数列:

[1, 3, 23, 69, 151, 167, 227, 453, 501, 681, 3473, 3841, 5221, 10419, 11523, 15663, 25217, 34277, 37909, 75651, 102831, 113727, 579991, 788371, 871907, 1739973, 2365113, 2615721, 5724259, 17172777, 131657957, 394973871]

約数ペア:

[(1, 394973871), (3, 131657957), (23, 17172777), (69, 5724259), (151, 2615721), (167, 2365113), (227, 1739973), (453, 871907), (501, 788371), (681, 579991), (3473, 113727), (3841, 102831), (5221, 75651), (10419, 37909), (11523, 34277), (15663, 25217)]