28152045

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7919}}^1$

素因数の和:8009

約数の個数: 24

約数和(自身を含む): 49420800

約数和(自身を除く): 21268755

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 7919, 23757, 39595, 71271, 118785, 356355, 625601, 1876803, 3128005, 5630409, 9384015, 28152045]

約数ペア:

[(1, 28152045), (3, 9384015), (5, 5630409), (9, 3128005), (15, 1876803), (45, 625601), (79, 356355), (237, 118785), (395, 71271), (711, 39595), (1185, 23757), (3555, 7919)]