253135220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{973597}}^1$

素因数の和:973619

約数の個数: 24

約数和(自身を含む): 572475624

約数和(自身を除く): 319340404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 973597, 1947194, 3894388, 4867985, 9735970, 12656761, 19471940, 25313522, 50627044, 63283805, 126567610, 253135220]

約数ペア:

[(1, 253135220), (2, 126567610), (4, 63283805), (5, 50627044), (10, 25313522), (13, 19471940), (20, 12656761), (26, 9735970), (52, 4867985), (65, 3894388), (130, 1947194), (260, 973597)]