30421405

素因数分解:

$5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 42730848

約数和(自身を除く): 12309443

約数列:

[1, 5, 7, 35, 49, 227, 245, 547, 1135, 1589, 2735, 3829, 7945, 11123, 19145, 26803, 55615, 124169, 134015, 620845, 869183, 4345915, 6084281, 30421405]

約数ペア:

[(1, 30421405), (5, 6084281), (7, 4345915), (35, 869183), (49, 620845), (227, 134015), (245, 124169), (547, 55615), (1135, 26803), (1589, 19145), (2735, 11123), (3829, 7945)]