16881865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3409

約数の個数: 32

約数和(自身を含む): 27207936

約数和(自身を除く): 10326071

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 3373, 5005, 16865, 23611, 37103, 43849, 118055, 185515, 219245, 259721, 306943, 482339, 1298605, 1534715, 2411695, 3376373, 16881865]

約数ペア:

[(1, 16881865), (5, 3376373), (7, 2411695), (11, 1534715), (13, 1298605), (35, 482339), (55, 306943), (65, 259721), (77, 219245), (91, 185515), (143, 118055), (385, 43849), (455, 37103), (715, 23611), (1001, 16865), (3373, 5005)]