28772975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14947}}^1$

素因数の和:14975

約数の個数: 24

約数和(自身を含む): 44485248

約数和(自身を除く): 15712273

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 14947, 74735, 104629, 164417, 373675, 523145, 822085, 1150919, 2615725, 4110425, 5754595, 28772975]

約数ペア:

[(1, 28772975), (5, 5754595), (7, 4110425), (11, 2615725), (25, 1150919), (35, 822085), (55, 523145), (77, 373675), (175, 164417), (275, 104629), (385, 74735), (1925, 14947)]