28838733

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{953}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 48356352

約数和(自身を除く): 19517619

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 953, 1441, 2751, 2859, 4323, 6671, 10087, 10483, 20013, 30261, 31449, 73381, 124843, 220143, 374529, 873901, 1373273, 2621703, 4119819, 9612911, 28838733]

約数ペア:

[(1, 28838733), (3, 9612911), (7, 4119819), (11, 2621703), (21, 1373273), (33, 873901), (77, 374529), (131, 220143), (231, 124843), (393, 73381), (917, 31449), (953, 30261), (1441, 20013), (2751, 10483), (2859, 10087), (4323, 6671)]