1215279

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:96

約数の個数: 36

約数和(自身を含む): 2055456

約数和(自身を除く): 840177

約数列:

[1, 3, 9, 13, 17, 39, 47, 51, 117, 141, 153, 169, 221, 423, 507, 611, 663, 799, 1521, 1833, 1989, 2397, 2873, 5499, 7191, 7943, 8619, 10387, 23829, 25857, 31161, 71487, 93483, 135031, 405093, 1215279]

約数ペア:

[(1, 1215279), (3, 405093), (9, 135031), (13, 93483), (17, 71487), (39, 31161), (47, 25857), (51, 23829), (117, 10387), (141, 8619), (153, 7943), (169, 7191), (221, 5499), (423, 2873), (507, 2397), (611, 1989), (663, 1833), (799, 1521)]