28852131

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 48960000

約数和(自身を除く): 20107869

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 2549, 3773, 7647, 11319, 17843, 28039, 53529, 84117, 124901, 196273, 374703, 588819, 874307, 1373911, 2622921, 4121733, 9617377, 28852131]

約数ペア:

[(1, 28852131), (3, 9617377), (7, 4121733), (11, 2622921), (21, 1373911), (33, 874307), (49, 588819), (77, 374703), (147, 196273), (231, 124901), (343, 84117), (539, 53529), (1029, 28039), (1617, 17843), (2549, 11319), (3773, 7647)]