28398678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61469}}^1$

素因数の和:61492

約数の個数: 32

約数和(自身を含む): 70813440

約数和(自身を除く): 42414762

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 61469, 122938, 184407, 368814, 430283, 676159, 860566, 1290849, 1352318, 2028477, 2581698, 4056954, 4733113, 9466226, 14199339, 28398678]

約数ペア:

[(1, 28398678), (2, 14199339), (3, 9466226), (6, 4733113), (7, 4056954), (11, 2581698), (14, 2028477), (21, 1352318), (22, 1290849), (33, 860566), (42, 676159), (66, 430283), (77, 368814), (154, 184407), (231, 122938), (462, 61469)]