873486770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{42797}}^1$

素因数の和:42974

約数の個数: 32

約数和(自身を含む): 1704045168

約数和(自身を除く): 830558398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 42797, 85594, 213985, 427970, 556361, 1112722, 2781805, 5563610, 6719129, 13438258, 33595645, 67191290, 87348677, 174697354, 436743385, 873486770]

約数ペア:

[(1, 873486770), (2, 436743385), (5, 174697354), (10, 87348677), (13, 67191290), (26, 33595645), (65, 13438258), (130, 6719129), (157, 5563610), (314, 2781805), (785, 1112722), (1570, 556361), (2041, 427970), (4082, 213985), (10205, 85594), (20410, 42797)]