1917774417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{28277}}^1$

素因数の和:28377

約数の個数: 32

約数和(自身を含む): 2888428032

約数和(自身を除く): 970653615

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1443, 1739, 1833, 5217, 22607, 28277, 67821, 84831, 367601, 1046249, 1102803, 1329019, 3138747, 3987057, 13601237, 17277247, 40803711, 49173703, 51831741, 147521109, 639258139, 1917774417]

約数ペア:

[(1, 1917774417), (3, 639258139), (13, 147521109), (37, 51831741), (39, 49173703), (47, 40803711), (111, 17277247), (141, 13601237), (481, 3987057), (611, 3138747), (1443, 1329019), (1739, 1102803), (1833, 1046249), (5217, 367601), (22607, 84831), (28277, 67821)]