30578331

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 47976448

約数和(自身を除く): 17398117

約数列:

[1, 3, 7, 21, 67, 103, 201, 211, 309, 469, 633, 721, 1407, 1477, 2163, 4431, 6901, 14137, 20703, 21733, 42411, 48307, 65199, 98959, 144921, 152131, 296877, 456393, 1456111, 4368333, 10192777, 30578331]

約数ペア:

[(1, 30578331), (3, 10192777), (7, 4368333), (21, 1456111), (67, 456393), (103, 296877), (201, 152131), (211, 144921), (309, 98959), (469, 65199), (633, 48307), (721, 42411), (1407, 21733), (1477, 20703), (2163, 14137), (4431, 6901)]