28231819

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 9092981

約数列:

[1, 7, 11, 29, 47, 77, 203, 269, 319, 329, 517, 1363, 1883, 2233, 2959, 3619, 7801, 9541, 12643, 14993, 20713, 54607, 85811, 88501, 104951, 139073, 366647, 600677, 973511, 2566529, 4033117, 28231819]

約数ペア:

[(1, 28231819), (7, 4033117), (11, 2566529), (29, 973511), (47, 600677), (77, 366647), (203, 139073), (269, 104951), (319, 88501), (329, 85811), (517, 54607), (1363, 20713), (1883, 14993), (2233, 12643), (2959, 9541), (3619, 7801)]