203939715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3343}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 384265728

約数和(自身を除く): 180326013

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 415, 581, 735, 1245, 1743, 2905, 3343, 4067, 8715, 10029, 12201, 16715, 20335, 23401, 50145, 61005, 70203, 117005, 163807, 277469, 351015, 491421, 819035, 832407, 1387345, 1942283, 2457105, 4162035, 5826849, 9711415, 13595981, 29134245, 40787943, 67979905, 203939715]

約数ペア:

[(1, 203939715), (3, 67979905), (5, 40787943), (7, 29134245), (15, 13595981), (21, 9711415), (35, 5826849), (49, 4162035), (83, 2457105), (105, 1942283), (147, 1387345), (245, 832407), (249, 819035), (415, 491421), (581, 351015), (735, 277469), (1245, 163807), (1743, 117005), (2905, 70203), (3343, 61005), (4067, 50145), (8715, 23401), (10029, 20335), (12201, 16715)]