291234788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{105673}}^1$

素因数の和:105743

約数の個数: 24

約数和(自身を含む): 559226808

約数和(自身を除く): 267992020

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 105673, 211346, 422692, 1373749, 2747498, 5494996, 5600669, 11201338, 22402676, 72808697, 145617394, 291234788]

約数ペア:

[(1, 291234788), (2, 145617394), (4, 72808697), (13, 22402676), (26, 11201338), (52, 5600669), (53, 5494996), (106, 2747498), (212, 1373749), (689, 422692), (1378, 211346), (2756, 105673)]