28257476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41801}}^1$

素因数の和:41831

約数の個数: 18

約数和(自身を含む): 53548362

約数和(自身を除く): 25290886

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 41801, 83602, 167204, 543413, 1086826, 2173652, 7064369, 14128738, 28257476]

約数ペア:

[(1, 28257476), (2, 14128738), (4, 7064369), (13, 2173652), (26, 1086826), (52, 543413), (169, 167204), (338, 83602), (676, 41801)]