291239553

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 433198080

約数和(自身を除く): 141958527

約数列:

[1, 3, 11, 33, 67, 157, 201, 471, 737, 839, 1727, 2211, 2517, 5181, 9229, 10519, 27687, 31557, 56213, 115709, 131723, 168639, 347127, 395169, 618343, 1448953, 1855029, 4346859, 8825441, 26476323, 97079851, 291239553]

約数ペア:

[(1, 291239553), (3, 97079851), (11, 26476323), (33, 8825441), (67, 4346859), (157, 1855029), (201, 1448953), (471, 618343), (737, 395169), (839, 347127), (1727, 168639), (2211, 131723), (2517, 115709), (5181, 56213), (9229, 31557), (10519, 27687)]