421640109

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{313}}^1\times {\mathrm{1237}}^1$

素因数の和:1578

約数の個数: 36

約数和(自身を含む): 672117628

約数和(自身を除く): 250477519

約数列:

[1, 3, 9, 11, 33, 99, 121, 313, 363, 939, 1089, 1237, 2817, 3443, 3711, 10329, 11133, 13607, 30987, 37873, 40821, 113619, 122463, 149677, 340857, 387181, 449031, 1161543, 1347093, 3484629, 4258991, 12776973, 38330919, 46848901, 140546703, 421640109]

約数ペア:

[(1, 421640109), (3, 140546703), (9, 46848901), (11, 38330919), (33, 12776973), (99, 4258991), (121, 3484629), (313, 1347093), (363, 1161543), (939, 449031), (1089, 387181), (1237, 340857), (2817, 149677), (3443, 122463), (3711, 113619), (10329, 40821), (11133, 37873), (13607, 30987)]