81719596

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{3037}}^1$

素因数の和:3110

約数の個数: 36

約数和(自身を含む): 168937104

約数和(自身を除く): 87217508

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 3037, 3844, 6074, 6727, 12148, 13454, 21259, 26908, 42518, 85036, 94147, 188294, 376588, 659029, 1318058, 2636116, 2918557, 5837114, 11674228, 20429899, 40859798, 81719596]

約数ペア:

[(1, 81719596), (2, 40859798), (4, 20429899), (7, 11674228), (14, 5837114), (28, 2918557), (31, 2636116), (62, 1318058), (124, 659029), (217, 376588), (434, 188294), (868, 94147), (961, 85036), (1922, 42518), (3037, 26908), (3844, 21259), (6074, 13454), (6727, 12148)]