12890703

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 20712960

約数和(自身を除く): 7822257

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 347, 427, 609, 1041, 1281, 1769, 2429, 5307, 7287, 10063, 12383, 21167, 30189, 37149, 63501, 70441, 148169, 211323, 444507, 613843, 1841529, 4296901, 12890703]

約数ペア:

[(1, 12890703), (3, 4296901), (7, 1841529), (21, 613843), (29, 444507), (61, 211323), (87, 148169), (183, 70441), (203, 63501), (347, 37149), (427, 30189), (609, 21167), (1041, 12383), (1281, 10063), (1769, 7287), (2429, 5307)]