1668368

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:651

約数の個数: 30

約数和(自身を含む): 3505914

約数和(自身を除く): 1837546

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 617, 676, 1234, 1352, 2468, 2704, 4936, 8021, 9872, 16042, 32084, 64168, 104273, 128336, 208546, 417092, 834184, 1668368]

約数ペア:

[(1, 1668368), (2, 834184), (4, 417092), (8, 208546), (13, 128336), (16, 104273), (26, 64168), (52, 32084), (104, 16042), (169, 9872), (208, 8021), (338, 4936), (617, 2704), (676, 2468), (1234, 1352)]