28403970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135257}}^1$

素因数の和:135274

約数の個数: 32

約数和(自身を含む): 77908608

約数和(自身を除く): 49504638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135257, 270514, 405771, 676285, 811542, 946799, 1352570, 1893598, 2028855, 2840397, 4057710, 4733995, 5680794, 9467990, 14201985, 28403970]

約数ペア:

[(1, 28403970), (2, 14201985), (3, 9467990), (5, 5680794), (6, 4733995), (7, 4057710), (10, 2840397), (14, 2028855), (15, 1893598), (21, 1352570), (30, 946799), (35, 811542), (42, 676285), (70, 405771), (105, 270514), (210, 135257)]