28491476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1579}}^1$

素因数の和:1943

約数の個数: 24

約数和(自身を含む): 53884320

約数和(自身を除く): 25392844

約数列:

[1, 2, 4, 13, 26, 52, 347, 694, 1388, 1579, 3158, 4511, 6316, 9022, 18044, 20527, 41054, 82108, 547913, 1095826, 2191652, 7122869, 14245738, 28491476]

約数ペア:

[(1, 28491476), (2, 14245738), (4, 7122869), (13, 2191652), (26, 1095826), (52, 547913), (347, 82108), (694, 41054), (1388, 20527), (1579, 18044), (3158, 9022), (4511, 6316)]