1291307511

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{28867}}^1$

素因数の和:28951

約数の個数: 32

約数和(自身を含む): 1965795328

約数和(自身を除く): 674487817

約数列:

[1, 3, 13, 31, 37, 39, 93, 111, 403, 481, 1147, 1209, 1443, 3441, 14911, 28867, 44733, 86601, 375271, 894877, 1068079, 1125813, 2684631, 3204237, 11633401, 13885027, 33110449, 34900203, 41655081, 99331347, 430435837, 1291307511]

約数ペア:

[(1, 1291307511), (3, 430435837), (13, 99331347), (31, 41655081), (37, 34900203), (39, 33110449), (93, 13885027), (111, 11633401), (403, 3204237), (481, 2684631), (1147, 1125813), (1209, 1068079), (1443, 894877), (3441, 375271), (14911, 86601), (28867, 44733)]